35 Other ways to Say”Mark Your Calendars”

We all say it: “Mark your calendars.”
It’s simple. It’s effective. But let’s face it—after using it a hundred times, it starts to sound a bit… dull.

Whether you’re planning a big launch, sending out invites, or hyping up an event on social media, you want your words to stand out and feel fresh. That’s where this list comes in.

In this post, you’ll discover 35 creative, catchy, and professional alternatives to “mark your calendars” that work for emails, newsletters, invites, captions, and more. From fun and playful to formal and polished, these phrases help you add personality and clarity to every reminder.

When writing reminders, invitations, or event announcements, the phrase “mark your calendars” is a classic go-to. It’s clear and direct, but overuse can make it feel generic or predictable. Whether you’re crafting a copy for a newsletter, social media post, formal invitation, or a casual message to your audience, finding alternative phrases adds freshness and flair to your writing.

Ready to upgrade your announcements? Let’s dive in!

What Does “Mark Your Calendars” Mean?

“Mark your calendars” is an informal expression used to remind or prompt someone to save the date for an upcoming event or activity. It signals importance and encourages the recipient to make a note, often for future participation or attendance. This phrase is commonly used in announcements, invitations, newsletters, and event marketing.

When to Use “Mark Your Calendars”

You can use “mark your calendars” when you want to give early notice about an upcoming event or deadline. It’s ideal for:

• Reminding readers of future dates (e.g., a webinar, meeting, launch)
  
• Inviting participation in upcoming events
  
• Adding excitement or urgency to a message
  
• Giving heads-up about key deadlines or celebrations
  

Is It Professional or Polite to Say “Mark Your Calendars”?

Yes, “mark your calendars” is generally polite and semi-professional. It’s widely accepted in workplace emails, school notices, community updates, and online content. However, its tone leans casual and enthusiastic. For more formal audiences—such as corporate executives or academic committees—you may want to choose a more refined alternative like “please reserve the date” or “save the date.”

Mark Your Calendars Synonyms

• Save the date
• Set a reminder
• Don’t miss it
• Be sure to join us on [date]
• Add this to your schedule
• Circle the date
• Keep this on your radar
• Jot this down
• Put this on your calendar
• Plan to attend
• Keep it in mind
• Look forward to this date
• Mark your schedule
• Remember this date
• Set aside this date
• Make room for this date
• Jot this down
• Heads up for this date
• Let’s plan for this date
• Be sure to mark this date
• Keep this in your calendar
• Save this date for us
• Keep an eye on this date
• Be ready for this date
• Let’s make this date happen
• Give this date some thought
• Don’t forget about this date
• Let’s remember this date
• Don’t let this date slip away
• Calendar alert
• Today’s the day to bookmark
• Highlight this date
• Anchor this date in your plans

1. Save the Date

Meaning: A polite and commonly used phrase to notify someone about an upcoming event worth remembering.
Definition: A formal reminder for someone to reserve a specific date for an occasion.
Tone: Warm, respectful, and classic.
Example: “Please save the date for our annual conference on September 14.”
Explanation: This phrase works well because it’s universally recognized and sets a courteous tone for invitations or announcements.
Purpose and Personalization: Use this in professional, formal, or celebratory contexts. Adjust the phrase by adding event names or personal messages for emotional connection.

2. Keep This Date Open

Meaning: Encourages readers not to schedule anything else on a particular date.
Definition: A phrase that signals to the audience to remain available on a certain day.
Tone: Friendly, slightly casual, and inclusive.
Example: “Keep this date open—we’ve got something exciting planned for June 9.”
Explanation: This creates anticipation without revealing all the details, helping generate interest.
Purpose and Personalization: Ideal for event teasers or soft announcements. You can tailor this phrase to feel more personal or mysterious, depending on your audience.

3. Note This Down

Meaning: Suggests urgency or importance in remembering a date or detail.
Definition: A directive phrase to encourage writing something important down.
Tone: Direct, informal, and practical.
Example: “Note this down—final submissions are due by Friday!”
Explanation: This is effective for casual reminders where quick action or awareness is needed.
Purpose and Personalization: Great for casual emails or social content. Personalize by adding time-sensitive context or bolding dates for visibility.

4. Circle the Date

Meaning: A visually expressive way of saying to highlight a date on a calendar.
Definition: A figurative expression that prompts someone to prioritize a date.
Tone: Playful, enthusiastic, informal.
Example: “Circle the date—our community picnic is coming on August 3!”
Explanation: The phrase adds a fun mental image that makes the date feel more special.
Purpose and Personalization: Use in lighthearted writing. Personalize by adding emojis, exclamation marks, or other cheerful formatting.

5. Don’t Miss This Date

Meaning: Emphasizes urgency and importance, warning not to overlook a specific event.
Definition: A call-to-attention that highlights an unmissable upcoming date.
Tone: Urgent, assertive, persuasive.
Example: “Don’t miss this date—early registration ends March 1.”
Explanation: It signals high importance and helps prompt action, especially when deadlines are involved.
Purpose and Personalization: Perfect for announcements or reminders. You can adapt this to sound softer or more promotional depending on the goal.

6. Hold That Date

Meaning: Politely requests the reader to reserve a specific date without scheduling anything else.
Definition: A phrase asking for temporary commitment to a particular day.
Tone: Courteous, anticipatory, professional.
Example: “Hold that date—our leadership summit is coming on October 5.”
Explanation: It builds gentle suspense while establishing the importance of the date.
Purpose and Personalization: Great for semi-formal invites or early notices. Add a teaser for what’s to come to create excitement.

7. Block Off This Date

Meaning: Urges the reader to intentionally make time for something important.
Definition: A strong reminder to clear one’s schedule for a set event.
Tone: Confident, direct, and firm.
Example: “Block off this date: December 2 is our annual strategy day.”
Explanation: Works well in professional contexts where commitment is crucial.
Purpose and Personalization: Ideal for internal or corporate communications. Can be personalized by linking it to team goals or exclusive content.

8. Pencil It In

Meaning: Suggests a tentative or flexible reminder to reserve the date.
Definition: A casual phrase used when the event is not yet confirmed but likely.
Tone: Informal, tentative, easygoing.
Example: “Pencil it in—our book launch may be on May 10.”
Explanation: This phrase allows flexibility while still alerting the audience.
Purpose and Personalization: Useful in planning stages. You can make it playful or practical depending on context.

9. Get Excited for This Date

Meaning: Builds anticipation and emotional investment in an upcoming event.
Definition: A phrase combining a reminder with an enthusiastic tone.
Tone: Energetic, motivational, uplifting.
Example: “Get excited for this date—our fall festival is October 22!”
Explanation: Encourages positive emotional response while delivering information.
Purpose and Personalization: Perfect for fun events or product launches. Add exclamation or emojis for more impact.

10. Take Note

Meaning: Briefly alerts readers to remember a key date or detail.
Definition: A concise phrase prompting someone to pay attention to information.
Tone: Direct, serious, informative.
Example: “Take note: the deadline has been moved to July 30.”
Explanation: Works well for important or urgent announcements.
Purpose and Personalization: Best for updates or policy reminders. Personalize with bolding or follow-up details.

11. Make a Note of This

Meaning: A reminder to document or remember something important.
Definition: Encourages the reader to write down a significant date.
Tone: Supportive, instructional, attentive.
Example: “Make a note of this—registration begins April 15.”
Explanation: Polite and easy to understand, it blends well in both formal and informal settings. Purpose and Personalization: Suitable for newsletters or blog posts. Add personalization by explaining why the date matters.

12. Keep It in Mind

Meaning: Suggests a mental reminder rather than formal scheduling.
Definition: A gentle nudge to remember something without strong urgency.
Tone: Thoughtful, mild, low-pressure.
Example: “Keep it in mind—we’re launching something new this November.”
Explanation: Works best when you’re introducing a topic or preparing readers.
Purpose and Personalization: Use in blog intros or previews. Tailor the message to set the tone of curiosity.

13. Look Forward to This Date

Meaning: Signals positive anticipation and encourages engagement.
Definition: An uplifting way to highlight an upcoming event.
Tone: Hopeful, bright, engaging.
Example: “Look forward to this date—July 5 marks our official opening!”
Explanation: Encourages emotional connection and future participation.
Purpose and Personalization: Works well in branding or product updates. Personalize with emotion-based words like “celebrate” or “reveal.”

14. Mark Your Schedule

Meaning: Directs the reader to update their calendar or agenda.
Definition: A formal and clear variation of “mark your calendars.”
Tone: Polished, professional, assertive.
Example: “Mark your schedule for our quarterly review on March 3.”
Explanation: Communicates importance in work-related writing.
Purpose and Personalization: Ideal for business and academic writing. Adjust formality based on audience.

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15. Remember This Date

Meaning: Urges the reader to commit a date to memory.
Definition: Highlights a date that holds special significance or urgency.
Tone: Clear, respectful, reflective.
Example: “Remember this date—August 12 is when we go live.”
Explanation: Simple and emotionally resonant, suitable for public-facing writing.
Purpose and Personalization: Works for launches and commemorations. Add emotion or narrative to increase impact.

16. Set Aside This Date

Meaning: Encourages dedicating time specifically for an event or activity.
Definition: A polite request to allocate time in advance.
Tone: Polite, anticipatory, formal.
Example: “Set aside this date to attend our gratitude gathering on November 22.”
Explanation: Communicates respect for the reader’s time while signaling importance.
Purpose and Personalization: Useful in invitations. Personalize by explaining how the reader’s presence matters.

17. Make Room for This Date

Meaning: Implies the event is important enough to prioritize.
Definition: Encourages creating space in one’s calendar.
Tone: Friendly, encouraging, personal.
Example: “Make room for this date—our storytelling night is back!”
Explanation: Suggests meaningful participation and personal value.
Purpose and Personalization: Ideal for community or cause-based events. Add emotional or mission-driven language.

18. Jot This Down

Meaning: A casual phrase to prompt quick note-taking.
Definition: Informal way to ask someone to write something down.
Tone: Light, conversational, relaxed.
Example: “Jot this down—early bird tickets go on sale April 3!”
Explanation: Feels spontaneous and easygoing, useful in friendly updates.
Purpose and Personalization: Perfect for social posts or casual emails. Add urgency for stronger call to action.

19. Heads Up for This Date

Meaning: Gives early warning or alert about an upcoming date.
Definition: A preemptive phrase to bring attention to future events.
Tone: Alert, helpful, casual.
Example: “Heads up for this date—training day is scheduled for May 1.”
Explanation: Combines friendliness with practicality.
Purpose and Personalization: Use in teams, newsletters, or planning documents. Customize with a quick benefit or what to expect.

20. Let’s Plan for This Date

Meaning: Suggests collaborative preparation around a specific time.
Definition: A phrase to initiate or confirm shared scheduling.
Tone: Inclusive, organized, cooperative.
Example: “Let’s plan for this date—our volunteer orientation is set for March 20.”
Explanation: Creates a sense of partnership and shared purpose.
Purpose and Personalization: Great for team events or group messaging. Personalize by referencing group goals or roles.

21. Be Sure to Mark This Date

Meaning: Strongly encourages the reader not to overlook the date.
Definition: An assertive reminder to ensure the date is recorded.
Tone: Urgent, persuasive, helpful.
Example: “Be sure to mark this date—submissions close on July 31.”
Explanation: Combines clarity with a touch of urgency.
Purpose and Personalization: Best used for deadlines or milestones. Personalize with outcomes or consequences to emphasize value.

22. Keep This in Your Calendar

Meaning: Reinforces the need to retain a date already mentioned.
Definition: A follow-up or supportive phrase to remind scheduling.
Tone: Reassuring, gentle, informative.
Example: “Keep this in your calendar—our feedback session is next Monday.”
Explanation: Great as a follow-up nudge or confirmation.
Purpose and Personalization: Use in multi-message content streams. Personalize by tying to a previous reminder or context.

23. Save This Date for Us

Meaning: Personalizes the request by adding emotional connection or group identity.
Definition: A warm invitation to hold time specifically for the sender’s event.
Tone: Inviting, warm, inclusive.
Example: “Save this date for us—our big family reunion is June 17!”
Explanation: Encourages emotional investment by including the sender in the request.
Purpose and Personalization: Ideal for personal or community events. Use names, relationships, or shared goals to connect.

24. Keep an Eye on This Date

Meaning: Suggests the date may be important, possibly with more to come.
Definition: A hint to stay alert for upcoming activity tied to the date.
Tone: Curious, watchful, informal.
Example: “Keep an eye on this date—we have something special coming August 8.”
Explanation: Builds anticipation while keeping details under wraps.
Purpose and Personalization: Great for teasers or launches. Add intrigue with limited information or visual hints.

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25. Be Ready for This Date

Meaning: Prepares readers for action or participation on a certain day.
Definition: A motivating phrase to build readiness.
Tone: Energetic, forward-looking, motivational.
Example: “Be ready for this date—applications open October 1.”
Explanation: Encourages preparation and mental alertness.
Purpose and Personalization: Use for launches or deadlines. Tailor to call specific action (e.g., submit, show up, purchase).

26. Let’s Make This Date Happen

Meaning: Encourages joint commitment to attending or organizing an event.
Definition: A phrase expressing enthusiasm and shared intention.
Tone: Collaborative, optimistic, proactive.
Example: “Let’s make this date happen—team retreat on April 12!”
Explanation: Inspires group energy and ownership.
Purpose and Personalization: Best in internal or informal group messages. Add enthusiasm or emojis to increase engagement.

27. Give This Date Some Thought

Meaning: Encourages consideration before scheduling or committing.
Definition: A reflective phrase for optional or flexible planning.
Tone: Thoughtful, gentle, respectful.
Example: “Give this date some thought—we’d love for you to join us.”
Explanation: Adds emotional intelligence to scheduling language.
Purpose and Personalization: Useful when addressing someone’s availability. Personalize with empathy or appreciation.

28. Don’t Forget About This Date

Meaning: Warns against overlooking a significant moment.
Definition: A casual reminder to mentally or physically retain a date.
Tone: Friendly, cautionary, casual.
Example: “Don’t forget about this date—our charity auction is September 18.”
Explanation: Keeps the tone light but the message clear.
Purpose and Personalization: Best in reminders or follow-ups. You can reinforce with countdowns or emotional appeal.

29. Let’s Remember This Date

Meaning: Emphasizes a shared effort in holding a memory or event in mind.
Definition: A unifying phrase that encourages mutual recall.
Tone: Inclusive, reflective, meaningful.
Example: “Let’s remember this date—it marks a turning point for our organization.”
Explanation: Adds depth and shared purpose to the message.
Purpose and Personalization: Use in commemorative content. Add emotional resonance through storytelling.

30. Don’t Let This Date Slip Away

Meaning: Warns of missed opportunity if the date is forgotten.
Definition: A persuasive reminder to stay attentive.
Tone: Urgent, engaging, persuasive.
Example: “Don’t let this date slip away—secure your spot by May 15.”
Explanation: Creates gentle pressure to take action while sounding encouraging.
Purpose and Personalization: Ideal for registrations or limited-time offers. Personalize by emphasizing the benefit of showing up.

31. Calendar Alert

Meaning: Suggests an official or system-based reminder to keep a date in mind.
Definition: A phrase that conveys urgency and prompts digital or manual scheduling.
Tone: Professional, direct, informative.
Example: “Calendar alert: the virtual training session is on July 12 at 10 a.m.”
Explanation: Works well for timely notifications where clarity matters.
Purpose and Personalization: Ideal for digital platforms or formal settings. Personalize with clear instructions or links.

32. Flag This Date

Meaning: Encourages mentally or physically tagging a specific day for importance.
Definition: A call to highlight a date for future reference or priority.
Tone: Intentional, proactive, attention-grabbing.
Example: “Flag this date—big updates are rolling out on September 1.”
Explanation: Creates a mental or visual cue for action or awareness.
Purpose and Personalization: Works well in internal communications or project planning. Add project-specific context to personalize.

33. Today’s the Day to Bookmark

Meaning: Builds urgency by suggesting immediate action in saving a key date.
Definition: Encourages adding a date to one’s list or calendar while it’s top of mind.
Tone: Energetic, motivating, timely.
Example: “Today’s the day to bookmark—orientation week begins August 14.”
Explanation: Creates a time-sensitive moment that prompts the reader to act.
Purpose and Personalization: Great for campaign emails or landing pages. Add urgency phrases like “Don’t delay” or “Spots are limited.”

34. Highlight This Date

Meaning: Suggests setting the date apart as noteworthy or special.
Definition: A visual or mental cue to focus attention on a day of significance.
Tone: Emphatic, clear, intentional.
Example: “Highlight this date—our rebrand reveal is happening June 3.”
Explanation: Subtly implies the date deserves attention without sounding too demanding.
Purpose and Personalization: Ideal for brand communications or special occasions. You can tailor it with visual aids or thematic design.

35. Anchor This Date in Your Plans

Meaning: Implies securing the date as a central part of upcoming commitments.
Definition: A metaphorical phrase for making the date foundational in one’s schedule.
Tone: Thoughtful, steady, meaningful.
Example: “Anchor this date in your plans—our strategic conference is set for October 20.”
Explanation: Conveys long-term value and seriousness in tone.
Purpose and Personalization: Best for important milestones. Adjust the tone with stronger or gentler wording depending on the audience.

Conclusion:

Choosing the right words to mark your calendars can transform simple reminders into meaningful connections. Thoughtful language invites readers to engage and remember important dates with warmth and clarity. I encourage you to personalize these phrases in your writing—whether in emails, blog posts, or invitations—to make your message resonate authentically. 

This guidance applies broadly, enhancing everything from formal announcements to casual notes. By embracing these alternatives, you’ll communicate with greater impact and sincerity. I hope this post serves as a helpful resource, inspiring you to craft memorable, effective reminders that truly connect with your audience.