Mark O'Brien

PersonBorn May 7, 1984 (age 42) St. Johns, Newfoundland, Canada

Canadian actor and director

Most popular person

Buzz Score is a daily 0-100+ popularity score based on public activity across the web.

Person

Mark O'Brien

Canadian actor and director

Buzz Score0.4

Daily update · June 14, 2026

Mark O'Brien ranks #12,784 most popular person with a Buzz Score of 0.4. Mark O'Brien peaked at #11,179 of all time (Mar 7 - Apr 5, 2026). Mark O'Brien ranks #7,331 over the past 365 days.

Mark O'Brien

Popularity Rankings & History

Current and historical popularity rankings

Ranks on June 14, 2026

Overall popularity

Ranking History

Peak, 1-year, and top-chart days

Peak Buzz Score

#11,179Overall rank

Mar 7 - Apr 5, 2026

1-Year Buzz Score

#7,331Overall rank

Days at #1

0

Past 365 days

Days in Top 10

0

Past 365 days

Mark O'Brien Buzz Score History

Daily Buzz Score over the last 30 days

televisionstats.com

Mark O'Brien Top TV Shows

Mark O'Brien's shows ranked by Buzz Score

Hannibal

Randall Tier · 2 ep · 2013 – 2015

Perry Mason

Thomas Milligan · 7 ep · 2020 – 2023

Halt and Catch Fire

Halt and Catch Fire

Tom Rendon · 15 ep · 2014 – 2017

The Kelly Clarkson Show

The Kelly Clarkson Show

Self · 1 ep · 2019 – 2026

The Copenhagen Test

The Copenhagen Test

Edmund Cobb · 8 ep · 2025

Your Honor

Father Jay · 3 ep · 2020 – 2023

Killjoys

Grayson Hicks · 1 ep · 2015 – 2019

City on a Hill

Jimmy Ryan · 14 ep · 2019 – 2022

61st Street

Officer Logan · 8 ep · 2022 – 2024

The Last Tycoon

The Last Tycoon

Max Miner · 9 ep · 2017

televisionstats.com

Mark O'Brien Top Movies

Mark O'Brien's movies ranked by Buzz Score

Nuremberg

Colonel John Amen · 2025

Arrival

Captain Marks · 2016

Marriage Story

Carter Mitchum · 2019

Seven Veils

televisionstats.com

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Updated June 15, 2026

Current Buzz Score

Mark O'BrienPerson

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CompareStack this person against any TV show, movie, or person by Buzz Score.Top TV ShowsSee Mark O'Brien's TV roles ranked by current Buzz Score.Top MoviesSee Mark O'Brien's movie roles ranked by current Buzz Score.Top PeopleBrowse the current person rankings across Television Stats.