Maria O'Brien		73 y.o.	rating 84/100
Edna O'Brien		93 y.o.	rating 49/100
Erin O'Brien		90 y.o.	rating 52/100
Joan O'Brien		88 y.o.	rating 87/100
Shauna O'Brien		53 y.o.	rating 38/100
Soledad O'Brien		57 y.o.	rating 58/100
Tina O'Brien		40 y.o.	rating 47/100
Virginia O'Brien		105 y.o.	rating 46/100
Niamh O'Byrne		48 y.o.	rating 3/100
Frances O'Connor	Nominated for Golden Globe.	56 y.o.	rating 5/100
Renée O'Connor		53 y.o.	rating 77/100
Sinéad O'Connor		57 y.o.	rating 70/100
Anita O'Day		104 y.o.	rating 44/100
Molly O'Day		112 y.o.	rating 53/100
Jennifer O'Dell		49 y.o.	rating 42/100
Nancy O'Dell		58 y.o.	rating 47/100
Cathy O'Donnell		100 y.o.	rating 91/100
Martha O'Driscoll		102 y.o.	rating 51/100
Gail O'Grady	Nominated for 3 Primetime Emmys.	61 y.o.	rating 22/100
Lani O'Grady		69 y.o.	rating 43/100
Susan Pratt		68 y.o.	rating 69/100
Joan O'Hara		93 y.o.	rating 2/100
Kelli O'Hara		48 y.o.	rating 33/100
Caitlin O'Heaney		70 y.o.	rating 64/100
Tricia O'Kelley		55 y.o.	rating 56/100
Kerry O'Malley		2023 y.o.	rating 46/100
Shelley Beattie		55 y.o.	rating 60/100
Kate O'Mara		84 y.o.	rating 96/100
Jo O'Meara		45 y.o.	rating 82/100
Barbara O'Neil	Nominated for Oscar.	113 y.o.	rating 12/100
Marina Sirtis		69 y.o.	rating 40/100
Dolores O'Riordan		52 y.o.	rating 45/100
Colleen O'Shaughnessey		52 y.o.	rating 79/100
Tessie O'Shea	Nominated for Primetime Emmy.	111 y.o.	rating 38/100
Dylan O'Sullivan Farrow		38 y.o.	rating 99/100
Arlene Dahl		95 y.o.	rating 17/100
Zoe Oakes		38 y.o.	rating 13/100
Sundra Oakley		49 y.o.	rating 14/100
Karisma Kapoor		49 y.o.	rating 48/100
Uschi Obermaier		77 y.o.	rating 53/100

Actress