Select which calendar a new Notion entry will be attached to

Default Calendar

You can select a default calendar where all new Notion entries will go to:

Select custom calendar on Notion

On your Notion Automations settings > "Field Mapping", you can map the Calendar Name field to your Notion property (we recommend you use a select property):

When you create a Notion entry, you can just set the right Calendar where you want to create that event: