There are more than one artists using this mononym :-
These are photos from concerts where Ethel played, so they may be of other bands that played the concert as well.
Ethel / Robert Mirabal Sep 20, 2019 Bloomington, Illinois, United States Uploaded by Jeff Ridinger
Todd Rundgren / Joe Jackson / Ethel Jun 6, 2005 Gateshead, England, United Kingdom Uploaded by Tommo