Dermot O'Leary, 51

TV Show Host

1

Kevin O'Leary, 70

Entrepreneur

2

Matthew O'Leary, 37

Movie Actor

3

Grace O'Leary, 16

TV Actress

4

Jamie O'Leary, 29

Dancer

5

John O'Leary, 47

Self-Help Author

6

Cheyenne O'Leary, 28

Instagram Star

7

Natalie O'Leary, 32

Radio Host

8

Michael O'Leary, 66

Soap Opera Actor

9

Lauren O'Leary, 37

Makeup Artist

10

Ruby O'Leary

TV Actress

11

Brian O'Leary (1940-2011)

Astronomer

12