Connect Notion with Google Calendar

Step-by-step guide to connecting Notion and Google Calendar — OAuth 2.0 scopes, webhook registration, payload mapping, error handling, and full code examples.

RC

Robin Calvert

Enterprise IT Consultant

15+ years advising on B2B SaaS architecture and system integration across finance and professional services.

Published20 Apr 2026

Updated30 Apr 2026

Implementation Guide

Overview: Connecting Notion and Google Calendar

Notion and Google Calendar integration centralizes planning by syncing calendar events into Notion databases.

Core Prerequisites

Notion API access.
Google Calendar API enabled.
OAuth credentials.
Integration tool.

Top Enterprise Use Cases

Sync events to Notion dashboards.
Project planning visibility.
Meeting tracking.
Personal productivity systems.

Step-by-Step Implementation Guide

Connect Google Calendar API.
Connect Notion integration.
Map event fields.
Sync via webhook or polling.
Test updates.

Common Pitfalls & Troubleshooting

Missing events.
Sync delays.
Field mismatches.
API limits.

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