Fish Mooney

Maria Mercedes "Fish" Mooney was a former member of the Falcone crime family and the owner of Mooney's Nightclub. Working for Don Falcone as one of his top lieutenants, she plotted against him, attempting to take him down, so she could in turn take over his criminal empire, though she was eventually defeated by her former umbrella man Oswald Cobblepot.

Read more about Fish Mooney on Gotham Wiki at Fandom ↗