Ireland celebrities
53

Pat O'Neill (Kilkenny hurler)

 
47

Alan O'Neill (actor)

actor  
52

Michael O'Halloran (Clare hurler)

 
53

Dylan O'Grady

player  
52

Orla O'Doherty

player  

Ian O'Doherty

journalist  
53

Terry O'Connor (rugby league)

broadcaster  
53

Ultan O'Callaghan

player  
53

Michael O'Brien (Victorian politician)

politician  
52

Jonathan O'Brien

 
53

Siún Nic Gearailt

Journalist  
53

Sharon Ní Bheoláin

journalist  

Robert Miller (priest)

 
30

Seamus McIntyre

footballer  
53

Fearghal McGarry

 
53

Jareth McCready

 
34

Murder of Robert McCartney

 
52

Sinéad Lohan

singer  
52

Róisín Ingle

journalist  
53

Hazel Gaynor

author  
50

P. J. Garvey

footballer  
53

Ciara Ferguson

Politician  
42

Murder of Adrian Donohoe

 
53

Paul Dempsey (bishop)

 
52

Tony Danker

 
53

Shane Curran (footballer)

footballer  
52

Joe Cunnane

footballer  
53

Vincent Cross

artist  
52

Denise Cronin

 
53

Paul Brewster (Gaelic footballer)

footballer