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Zapier makes it easy to integrate Google Calendar with Google Contacts - no code necessary. See how you can get setup in minutes.
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Help
Google Calendar
Google Calendar
1. Choose trigger event
Google Contacts
Google Contacts
2. Choose action
1. Select the event
Setup
Test
Google Calendar
Choose a trigger event
Choose a trigger
A trigger is the event that starts your Zap—like a "New Calendar" from Google Calendar.
Add your action
An action happens after the trigger—such as "Add Contact to Groups" in Google Contacts.
You’re connected!
Zapier seamlessly connects Google Calendar and Google Contacts, automating your workflow.
Supported triggers and actions
Zapier helps you create workflows that connect your apps to automate repetitive tasks. A trigger is an event that starts a workflow, and an action is an event a Zap performs.
Create a new record or update an existing record in your app.
Contact
Required
Phone Number
Additional Phone Numbers
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Contact
Photo
Required
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Search_by
Required
Action
This is an event a Zap performs.
Search
Find existing data in your app
For AI agents & developers
Use Google Calendar and Google Contacts with AI agents and code
Beyond Zap workflows. Call Google Calendar and Google Contacts actions directly from your AI client or your codebase, using the same 9,000+ app integrations Zapier already runs.
No code
Connect via Zapier MCP
Expose Google Calendar and Google Contacts actions as tools in any MCP client. Authenticate once, then call them in natural language.
Example actions on this page
Add Attendee(s) to Event
Add Contact to Groups
Works with
Claude · ChatGPT · Cursor · any MCP-compatible client
There is no Python package yet. SDK is TypeScript-only (@zapier/zapier-sdk). The MCP server URL is personal to your account; get it at zapier.com/mcp.
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Practical ways you can use Google Calendar and Google Contacts
Sync meeting attendees to contacts.
Ensure you never lose track of important connections. When a new attendee RSVPs to a Google Calendar event, automatically add or update their information as a contact in Google Contacts. This simplifies follow-ups and makes contact management seamless.
Stay on top of list building for campaigns. When new contacts are added to Google Contacts, Zapier sends notifications to your marketing team via Google Calendar. This fosters better collaboration for follow-up actions and streamlines lead tracking.
Ensure your team has updated client information. When a new Google Calendar event is created, Zapier adds or updates attendee information in Google Contacts. This saves time on manual data entry and ensures your sales team keeps an updated contact list.
Learn how to automate Google Calendar on the Zapier blog
Learn how to automate Google Contacts on the Zapier blog
Make work flow with AI
Level up your Google Calendar to Google Contacts integration with AI. Extract, summarize, and transform your integration data with leading AI models like OpenAI, Anthropic, and more.
Frequently Asked Questions about Google Calendar + Google Contacts integrations
New to automation with Zapier? You're not alone. Here are some answers to common questions about how Zapier works with Google Calendar and Google Contacts
Can I automatically create Google Calendar events from Google Contacts?
Yes, you can set up a workflow to automatically create calendar events when a new contact is added or updated in Google Contacts. This can be configured using a trigger-action setup where the addition of a new contact is the trigger, prompting the creation of an event as the action.
How do I sync birthdays from Google Contacts to Google Calendar?
You can use our platform to automate the process of syncing birthdays. Set up a trigger that identifies when a contact's birthday field is entered or updated in Google Contacts, and then define an action that creates or updates an event in your Google Calendar accordingly.
Is it possible to update contacts based on calendar event changes?
Absolutely! You can establish a workflow where changes to specific events in Google Calendar, such as meeting updates, serve as triggers. These triggers then initiate actions that update corresponding details in your Google Contacts.
Can I get notified if a contact’s information changes via my calendar?
While direct notifications through Google Calendar aren’t possible for contact updates, you can set up email notifications through our system. When there’s an update or change in the contacts' information, such as phone numbers or emails, you will receive an email alert.
How can I prevent duplicate events when integrating contacts and calendars?
To avoid duplicate events, ensure proper filtering conditions are set during the setup of your automated workflow. Establish checks within your triggers and actions to verify whether similar entries already exist before creating new ones.
Are there any limitations when integrating these two services?
There might be limitations on certain triggers and actions depending on specific use cases and scenarios. It's important to review each service's API capabilities and any rate limits that may affect how frequently data can sync between them.
What types of data fields can be synced automatically between contacts and calendar events?
Data fields such as names, email addresses, phone numbers from contacts, and event titles, descriptions or locations in calendar events, can be part of automated workflows. The specifics depend on how these fields are mapped during setup.
About Google Calendar
Google Calendar lets you organize your schedule and share events with co-workers and friends. With Google's free online calendar, it's easy to keep track of your daily schedule.