In this short article, I will help you with how you can display only the reviewer's name on your reviews widget.

First, navigate to the 'Widgets' tab and click 'Edit' on the feed/widget that you want to make changes:

Then, click on the 'Card' setting and under 'Reviewer name' in the dropdown list select First Name:

Also, you can choose to show the name and short surname by selecting 'Short surname' or hide the name.

Please make sure to save the changes in your top-right corner.

The final result will look like this: