Change ownership of an event in Google Calendar

In Google, and event creator can change the owner. The new owner can change any of the event details. 

1. Open Google Calendar.
2. Click the event to change.
3. Click on the three standing dots on the top right hand corner.
4. Click More   Change owner.
5. Enter a new owner and a message to send them.
6. Click Change owner.

The new owner will get an email with a link. Until the new owner accepts ownership, the original creator will continue to be the event owner.