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JO
Actor

John O'Brien

On July 5, 2026
—most popular person online
0100BUZZ SCORE0.0Buzz Score

John O'Brien

actor

Known ForActing
IMDb

Rankings & History

Buzz Score records and rankings
Peak Buzz Score
—
1-Year Buzz Score
—
Last 365 days
Days at #1
0
Past 365 days
Days in Top 10
0
Past 365 days
televisionstats.com
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John O'Brien Top TV Shows
John O'Brien's shows ranked by Buzz Score
1
Friends
Friends
Airline Employee · 1 ep · 1994 – 2004
5.2
2
Grey's Anatomy
Grey's Anatomy
Lab Tech Jeffrey · 1 ep · 2005 – Present
4.9
3
Grey's Anatomy
Grey's Anatomy
Lab Tech Jeffrey · 12 ep · 2005 – Present
4.9
4
Criminal Minds
Criminal Minds
Dr. Meyer · 1 ep · 2005 – Present
4.8
5
Hacks
Hacks
Duncan · 1 ep · 2021 – 2026
4.1
6
Shameless
Shameless
Father Monroe · 1 ep · 2011 – 2021
4.1
7
Mad Men
Mad Men
Phil Kennedy · 1 ep · 2007 – 2015
3.9
8
NCIS
NCIS
Bruce · 1 ep · 2003 – Present
3.4
9
The X-Files
The X-Files
Missionary #2 · 1 ep · 1993 – 2018
3.4
10
Community
Community
Chaplin · 1 ep · 2009 – 2015
3.4
11
Desperate Housewives
Desperate Housewives
Dr. Wheeler · 1 ep · 2004 – 2012
2.7
12
Two and a Half Men
Two and a Half Men
Waiter · 1 ep · 2003 – 2015
2.7
13
Malcolm in the Middle
Malcolm in the Middle
Sales Clerk · 1 ep · 2000 – 2006
2.6
14
The West Wing
The West Wing
Reporter · 1 ep · 1999 – 2006
2.3
15
9-1-1
9-1-1
Rod Billings · 1 ep · 2018 – Present
2.1
16
Scrubs
Scrubs
Man · 1 ep · 2001 – 2010
2.1
17
Scrubs
Scrubs
Man · 1 ep · 2001 – 2010
2.1
18
S.W.A.T.
S.W.A.T.
Weber · 1 ep · 2017 – 2025
2.0
19
Mom
Mom
Waiter · 1 ep · 2013 – 2021
1.5
20
Superstore
Superstore
Mike · 1 ep · 2015 – 2021
1.5
21
Pretty Little Liars
Pretty Little Liars
Principal Hackett · 6 ep · 2010 – 2017
1.4
22
Will & Grace
Will & Grace
Salesperson · 1 ep · 1998 – 2006
1.3
23
Will & Grace
Will & Grace
Man · 1 ep · 1998 – 2006
1.3
24
Monk
Monk
Maitre'd · 1 ep · 2002 – 2009
1.1
25
Perry Mason
Perry Mason
Ernie Magnuson · 1 ep · 2020 – 2023
1.0
26
Boston Legal
Boston Legal
Clerk #2 · 1 ep · 2004 – 2008
1.0
27
Ugly Betty
Ugly Betty
Joe of Happy Homes · 1 ep · 2006 – 2010
0.8
28
Chuck
Chuck
Older CIA Tech · 1 ep · 2007 – 2012
0.8
29
Bob Hearts Abishola
Bob Hearts Abishola
James · 1 ep · 2019 – 2024
0.6
30
The Mindy Project
The Mindy Project
Dr. Jones · 1 ep · 2012 – 2017
0.6
31
Workaholics
Workaholics
Doctor · 1 ep · 2011 – 2017
0.5
32
Transparent
Transparent
Professor · 1 ep · 2014 – 2019
0.4
33
Don't Trust the B---- in Apartment 23
Don't Trust the B---- in Apartment 23
Tom · 1 ep · 2012 – 2013
0.4
34
Dirty John
Dirty John
Cameron Scott · 2 ep · 2018 – 2020
0.3
35
Light as a Feather
Light as a Feather
Reverend Fahey · 2 ep · 2018 – 2019
0.1
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