Katherine McNamara (* 22. November 1995 in Kansas City, Missouri) ist eine US-amerikanische Schauspielerin und Sängerin. ()
Katherine 'Kat' Grace McNamara (born November 22, 1995) is an American actress. She is known for her roles as Harper Munroe on the MTV comedy series Happyland, and Clary Fray on the Freeform fantasy series Shadowhunters.