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Colin Donnell Height, Weight, Age, Girlfriend, Family, Facts, Biography

Author

Sophia Edwards

Published Jan 04, 2026

Colin Donnell Quick Info
Height5 ft 10½ in
Weight78 kg
Date of BirthOctober 9, 1982
Zodiac SignLibra
Eye ColorGray

Colin Donnell is an American actor, theatre artist, and singer who is known for playing Tommy Merlyn in the superhero series Arrow, Scott Lockhart in the drama series The Affair, Dr. Connor Rhodes in the medical drama series Chicago Med, and Mike Ruskin in the period drama series Pan Am. He has also appeared in other shows and movies like Person of Interest, Chicago Fire, Chicago P.D., Love on Iceland, The Mysteries of Laura, Unforgettable, To Catch a Spy, Every Secret Thing, and Almost Love. Moreover, Colin Donnell’s theatre credits include having been cast in productions like Miss Saigon, Jesus Christ Superstar, Mame, Wicked, Meet Me in St. Louis, Jersey Boys, Follies, Violet, High School Musical, Fiddler on the Roof, Anything Goes, Merrily We Roll Along, Songs for a New World, Holiday Inn, and Me, Myself and I.

Born Name

Colin Donnell

Nick Name

Colin

Colin Donnell

Sun Sign

Libra

Born Place

St. Louis, Missouri, United States

Residence

New York, United States

Nationality

American

Education

Donnell attended Indiana University in Bloomington, Indiana, United States, from where he graduated in 2005.

For his contributions to Indiana’s Individualized Major Program, Colin was rewarded with the Outstanding Senior Project Award.

Occupation

Actor, Theatre Artist, Singer

Family

  • Father – Ben Donnell
  • Mother – Francoise Donnell
  • Siblings – Jason Donnell (Older Brother), Ryan Donnell (Older Brother)

Manager

Colin has been signed with –

  • CESD Talent Agency, Los Angeles, California, United States
  • The Gersh Agency NY

Genre

Soundtrack

Instruments

Vocals

Build

Average

Height

5 ft 10½ in or 179 cm

Weight

78 kg or 172 pounds

Girlfriends / Spouse

Colin Donnell has dated –

  • Zelda Williams (2012-2013) – Colin was in a relationship with the American actor Zelda Williams for over a year from 2012 to 2013.
  • Patti Murin (2013-Present) – In the year 2013, Donnell started dating another American actor Patti Murin. The couple spent almost a year together before getting engaged on December 19, 2014. The duo has previously co-starred in a Shakespeare in the Park musical adaptation of Love’s Labour’s Lost. On June 19, 2015, they got married and their daughter named Cecily was born on July 14, 2020. In October 2022, the couple announced that they were expecting their 2nd child together, a baby girl. On April 2, 2023, Patti gave birth to a daughter named Lorelai Grace Donnell.
  • Race / Ethnicity

    White

    Donnell has Irish and French ancestry.

    Hair Color

    Dark Brown

    Eye Color

    Gray

    Sexual Orientation

    Straight

    Distinctive Features

    • Wavy hair
    • Grey eyes
    • Shiny smile

    Colin Donnell face closeup

    Shoe Size

    10 (US) or 9 (UK) or 43 (EU)

    Brand Endorsements

    Donnell has appeared in the Air Optix TV commercial.

    Best Known For

    Colin is best known for his roles in the theater play Anything Goes (2011 – 2012) as Billy Crocker and in the TV series Arrow (2012 – 2015) as Tommy Merlyn.

    He is also known for appearing in the TV series Person of Interest (2014) as Billy Parsons, The Affair (2014) as Scotty Lockhart, The Mysteries of Laura (2014) as Daniel Mikorski, and Unforgettable (2014) as Agent Stone.

    First Film

    Colin first showed up in the crime movie Every Secret Thing (2015), directed by Amy J. Berg. He co-starred in the film alongside Diane Lane, Elizabeth Banks, Dakota Fanning, Danielle Macdonald, and Nate Parker.

    First TV Show

    Donnell first appeared in ABC’s period drama television series Pan Am from 2011 to 2012, playing Mike Ruskin in a total of 4 episodes. Also, Pan Am only produced and broadcast 14 episodes in its lifetime from September 25, 2011, to February 19, 2012.

    Colin Donnell Facts

  • Colin knows how to play the guitar.
  • When he was 17, he started taking singing lessons.
  • In 2005, he first appeared in a theater play named, Almost Heaven: Songs and Stories of John Denver, playing different male roles.
  • Colin lives in a rooftop apartment in New York.
  • Colin attended high school with comedienne Nikki Glaser.
  • During his high school years, he was introduced to acting and as a result, became a part of the high school stage production, Barnum.
  • Donnell has two tattoos on his body, one with the words “Fleur De Lis” (meaning stylized lily flower) because his mom is French and the other tattoo is of 5 birds representing his family.
  • Colin underwent surgery for the removal of the appendix in May 2013.
  • In 2012, he appeared in the music video for Norah Jones’s song Happy Pills.
  • He was cast as Scott Lockhart (Cole’s brother) in the television psychological mystery drama series The Affair from 2014 to 2015.
  • From 2015 to 2019, he brought to life the character of Dr. Connor Rhodes (a cardio-thoracic fellow from Chicago who spent some time in Riyadh following his residency) in the medical drama television series Chicago Med.
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