RE: Update a row in Power Automate with name rather than value
Hi dsammied,
No. However, you could list all User rows whose name equal Sarah Willis. Then update the row. Please follow the steps:
1. List all rows whose name equal the Sarah Willis

2. Check the length is 1 or not.

3.If yes, then update your row. Owner's expression: concat('systemusers(',first(outputs('List_rows')?['body/value']).systemuserid,')')

Test:
