ACTOR
Mark O'Brien
1984 - Today
Mark O'Brien
Mark O'Brien (born May 7, 1984) is a Canadian actor and director best known for his roles as Des Courtney in Republic of Doyle (2010–2014) and Tom Rendon in Halt and Catch Fire (2015–2016). He won the Canadian Screen Award for Best Actor at the 8th Canadian Screen Awards for his performance as Terry Sawchuk in the biographical drama film Goalie (2019). At the 10th Canadian Screen Awards in 2022, he received two nominations for his film The Righteous, for both Best Supporting Actor and Best Original Screenplay. The film, which he wrote and directed himself, also won Best Screenplay at the Fantasia International Film Festival in Montreal and Manchester's Grimmfest, as well as Best Cinematography at Grimmfest and the Blood in the Snow Canadian Film Festival. Read more on Wikipedia
His biography is available in 16 different languages on Wikipedia. Mark O'Brien is the 13,606th most popular actor (down from 12,671st in 2024), the 1,410th most popular biography from Canada (down from 1,296th in 2019) and the 437th most popular Canadian Actor.
Memorability Metrics
Page views of Mark O'Brien by language
Contemporaries
Among people born in 1984, Mark O'Brien ranks 1,180. Before him are Kenichi Yumoto, Jun Ando, Nemanja Rnić, Francesco Lodi, Faneva Imà Andriatsima, and Mamuka Gorgodze. After him are Támara Echegoyen, Michał Przysiężny, Germaine de Randamie, Cícero, Asmir Kolašinac, and Aleksejs Višņakovs.
Others Born in 1984
Go to all Rankings
Kenichi Yumoto
WRESTLER
1984 - Present
HPI: 38.49
Rank: 1,174
Jun Ando
SOCCER PLAYER
1984 - Present
HPI: 38.47
Rank: 1,175
Nemanja Rnić
SOCCER PLAYER
1984 - Present
HPI: 38.46
Rank: 1,176
Francesco Lodi
SOCCER PLAYER
1984 - Present
HPI: 38.46
Rank: 1,177
Faneva Imà Andriatsima
SOCCER PLAYER
1984 - Present
HPI: 38.46
Rank: 1,178
Mamuka Gorgodze
RUGBY PLAYER
1984 - Present
HPI: 38.46
Rank: 1,179
Mark O'Brien
ACTOR
1984 - Present
HPI: 38.45
Rank: 1,180
Támara Echegoyen
ATHLETE
1984 - Present
HPI: 38.42
Rank: 1,181
Michał Przysiężny
TENNIS PLAYER
1984 - Present
HPI: 38.41
Rank: 1,182
Germaine de Randamie
MARTIAL ARTS
1984 - Present
HPI: 38.41
Rank: 1,183
Cícero
SOCCER PLAYER
1984 - Present
HPI: 38.40
Rank: 1,184
Asmir Kolašinac
ATHLETE
1984 - Present
HPI: 38.40
Rank: 1,185
Aleksejs Višņakovs
SOCCER PLAYER
1984 - Present
HPI: 38.40
Rank: 1,186
In Canada
Among people born in Canada, Mark O'Brien ranks 1,413 out of 1,622. Before him are Derek Drouin (1990), Corey Sevier (1984), Simon Gagné (1980), Enuka Okuma (1976), Joey Votto (1983), Iain Brambell (1973), Neil Sanderson (1978), and Kelly Olynyk (1991). After him are Marcel de Jong (1986), David Berry (1984), Curt Harnett (1965), and Paul Stastny (1985).
Others born in Canada
Go to all Rankings
Derek Drouin
ATHLETE
1990 - Present
HPI: 38.61
Rank: 1,405
Corey Sevier
ACTOR
1984 - Present
HPI: 38.60
Rank: 1,406
Simon Gagné
HOCKEY PLAYER
1980 - Present
HPI: 38.60
Rank: 1,407
Enuka Okuma
ACTOR
1976 - Present
HPI: 38.57
Rank: 1,408
Joey Votto
BASEBALL PLAYER
1983 - Present
HPI: 38.51
Rank: 1,409
Iain Brambell
ATHLETE
1973 - Present
HPI: 38.51
Rank: 1,410
Neil Sanderson
SINGER
1978 - Present
HPI: 38.48
Rank: 1,411
Kelly Olynyk
BASKETBALL PLAYER
1991 - Present
HPI: 38.46
Rank: 1,412
Mark O'Brien
ACTOR
1984 - Present
HPI: 38.45
Rank: 1,413
Marcel de Jong
SOCCER PLAYER
1986 - Present
HPI: 38.40
Rank: 1,414
David Berry
ACTOR
1984 - Present
HPI: 38.40
Rank: 1,415
Curt Harnett
CYCLIST
1965 - Present
HPI: 38.37
Rank: 1,416
Paul Stastny
HOCKEY PLAYER
1985 - Present
HPI: 38.34
Rank: 1,417
Among ACTORS In Canada
Among actors born in Canada, Mark O'Brien ranks 437. Before him are Nathan Fielder (1983), John Reardon (1975), Thea Gill (1970), Megan Park (1986), Corey Sevier (1984), and Enuka Okuma (1976). After him are David Berry (1984), Vanessa Lengies (1985), Aryana Engineer (2001), Dylan Bruce (1980), Sarah Jeffery (1996), and Victoria Pratt (1970).
Nathan Fielder
1983 - Present
HPI: 38.83
Rank: 431
John Reardon
1975 - Present
HPI: 38.78
Rank: 432
Thea Gill
1970 - Present
HPI: 38.74
Rank: 433
Megan Park
1986 - Present
HPI: 38.62
Rank: 434
Corey Sevier
1984 - Present
HPI: 38.60
Rank: 435
Enuka Okuma
1976 - Present
HPI: 38.57
Rank: 436
Mark O'Brien
1984 - Present
HPI: 38.45
Rank: 437
David Berry
1984 - Present
HPI: 38.40
Rank: 438
Vanessa Lengies
1985 - Present
HPI: 38.25
Rank: 439
Aryana Engineer
2001 - Present
HPI: 38.17
Rank: 440
Dylan Bruce
1980 - Present
HPI: 38.14
Rank: 441
Sarah Jeffery
1996 - Present
HPI: 38.13
Rank: 442
Victoria Pratt
1970 - Present
HPI: 38.11
Rank: 443
