Maria O'Brien		75 y.o.	rating 89/100
Edna O'Brien		95 y.o.	rating 62/100
Erin O'Brien		92 y.o.	rating 44/100
Joan O'Brien		90 y.o.	rating 32/100
Shauna O'Brien		55 y.o.	rating 34/100
Soledad O'Brien		59 y.o.	rating 56/100
Tina O'Brien		42 y.o.	rating 86/100
Virginia O'Brien		106 y.o.	rating 37/100
Niamh O'Byrne		50 y.o.	rating 99/100
Frances O'Connor	Nominated for Golden Globe.	58 y.o.	rating 4/100
Renée O'Connor		55 y.o.	rating 1/100
Sinéad O'Connor		59 y.o.	rating 22/100
Anita O'Day		106 y.o.	rating 38/100
Molly O'Day		114 y.o.	rating 24/100
Jennifer O'Dell		51 y.o.	rating 34/100
Nancy O'Dell		60 y.o.	rating 78/100
Cathy O'Donnell		102 y.o.	rating 97/100
Martha O'Driscoll		104 y.o.	rating 69/100
Gail O'Grady	Nominated for 3 Primetime Emmys.	63 y.o.	rating 4/100
Lani O'Grady		71 y.o.	rating 86/100
Susan Pratt		69 y.o.	rating 27/100
Joan O'Hara		95 y.o.	rating 70/100
Kelli O'Hara		49 y.o.	rating 72/100
Caitlin O'Heaney		72 y.o.	rating 15/100
Tricia O'Kelley		57 y.o.	rating 31/100
Kerry O'Malley		2025 y.o.	rating 9/100
Shelley Beattie		57 y.o.	rating 43/100
Kate O'Mara		86 y.o.	rating 75/100
Jo O'Meara		46 y.o.	rating 83/100
Barbara O'Neil	Nominated for Oscar.	115 y.o.	rating 22/100
Marina Sirtis		71 y.o.	rating 31/100
Dolores O'Riordan		54 y.o.	rating 13/100
Colleen O'Shaughnessey		54 y.o.	rating 18/100
Tessie O'Shea	Nominated for Primetime Emmy.	113 y.o.	rating 93/100
Dylan O'Sullivan Farrow		40 y.o.	rating 58/100
Arlene Dahl		97 y.o.	rating 100/100
Zoe Oakes		40 y.o.	rating 78/100
Sundra Oakley		51 y.o.	rating 99/100
Karisma Kapoor		51 y.o.	rating 65/100
Uschi Obermaier		79 y.o.	rating 98/100

Actress