Celebrities born in 1964
59

Jorunn Økland

 
60

Kevin O'Keeffe (politician)

 
60

Thomas O'Keefe

 
60

Ebele Okaro

actress  
60

Sean O'Kane

actor  
60

Ardo Ojasalu

politician  
60

Kazuhiko Ōigawa

politician  
60

Anders Ohlsén

canoeist  
60

Dave O'Higgins

artist  
59

Mick O'Hare

editor  
60

Vicki O'Halloran

 
60

Dan O'Halloran

 
60

Dara O'Hagan

 
59

Oh Soo-yeon (novelist)

writer  
60

Tunde Ogungbesan

Director  
60

Malcolm Offord

politician  
60

Martin Oehri

footballer  
60

Md. Abdul Odud

politician  
60

Tim O'Driscoll

politician  
60

John Odie

footballer  
59

Tawni O'Dell

novelist  
59

Melissa Odabash

fashion designer  
59

John Kennedy O'Connor

journalist  
60

Eddie O'Connor (hurler)

manager  
59

Diarmuid Byron O'Connor

 
60

Terri O'Connell

driver  
60

Mark O'Connell (bishop)

 
60

Colm Ó Cíosóig

musician  
60

Gay O'Carroll

footballer  
59

Johnny O'Callaghan