Uka, Lieutenant	gorilla	male	Return to the POTA Ep. 6 "Terror On Ice Mountain"		junior officer in detachment of snow troops, west of Mt. Garr
Ullman	human	male	POTA TV Ep. 1 "Escape from Tomorrow"	Elliot, Biff	inhabitant of Central City, servant of Councillor Zaius
Ulrick, Sergeant	gorilla	male	POTA: Urchak's Folly (Adventure Comics)		soldier under Urchak's command
Ulysses	human	male	Planet of the Apes Ubi Soft computer game (2001)		protagonist in computer game based on POTA films
Underdweller	human		Return to the POTA		term used in Return to the POTA for mutant humans living in the Below World of the Forbidden Zone
Urchak, Colonel	gorilla	male	POTA: Urchak's Folly (Adventure Comics)		mature silverback commands westward expansionist expedition, building bridge across river
Urko, General	gorilla	male	POTA TV, Return to the POTA	Lenard, Mark (POTA TV), Corden, Henry (Return)	leader of the ape army, inhabitant of Central City (POTA TV), and Ape City (Return)
Ursus, General	gorilla	male	Beneath the POTA	Gregory, James	inhabitant of Ape City, leader of ape army