Re: Databricks Default Catalog with House Icon - Databricks Community

Yes, you can rename the workspace catalog.
UI: As a workspace admin:

Go to Catalog > find the catalog with the house icon
Open its details page.
Use the kebab menu > Rename

https://docs.databricks.com/aws/en/data-governance/unity-catalog/get-started#:~:text=The%20workspac....

API: https://docs.databricks.com/api/workspace/catalogs/update