Age, Biography, and Wiki
Katy M. O’Brian is an American actress recognized for her breakout roles in major film and television projects such as "Love Lies Bleeding" and "The Mandalorian." Born in 1989, she is currently in her mid-30s. Hailing from Indianapolis, Indiana, O’Brian initially pursued a career in law enforcement before turning her passion for acting into a profession. She is celebrated for her athletic build and versatile acting range, bringing authenticity and intensity to every role.
| Occupation | Martial Artist |
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| Date of Birth | |
| Age | 36 Years |
| Birth Place | N/A |
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Height, Weight & Measurements
Katy O’Brian stands at an impressive 5 feet 7 inches (170 cm) and weighs approximately 70 kg (155 lbs). She wears a US shoe size 8 and is known for her athletic, muscular physique, which has become a signature asset in her acting career. Her distinctive build allows her to excel in physically demanding roles and action-packed franchises.
| Height | 5 feet 7 inches |
| Weight | 155 lbs |
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Dating & Relationship Status
Katy O’Brian met her partner, Kylie Chi, on a student film set after moving to Los Angeles in 2016. The couple, who were already living together, became married in July 2020. Their relationship is rooted in their shared passion for creative endeavors and support for each other’s careers.
| Parents | |
| Husband | Kylie Chi (m. 2020) |
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Net Worth and Salary
As of 2025, Katy O’Brian’s estimated net worth is $1 million. Her wealth primarily stems from her work in television and film, including notable appearances in both Marvel and Star Wars franchises. While exact salary figures are not publicly disclosed, her roles in major studio productions and growing popularity suggest a steadily increasing income.
Career, Business, and Investments
O’Brian’s career trajectory is remarkable. After seven years as a police officer in Indiana, she transitioned to acting in her late 20s. She quickly gained recognition for her roles in projects such as "The Mandalorian," "Sweet Girl," "Ant-Man and the Wasp: Quantumania," and the critically acclaimed "Love Lies Bleeding." Her upcoming projects include "Mission: Impossible – The Final Reckoning," "Queens of the Dead," and "The Running Man".
Her background in law enforcement, combined with advanced martial arts training (black belt in Hapkido, training in Muay Thai and Brazilian Jiu Jitsu), has positioned her as a standout action star. O’Brian has not publicly disclosed significant business ventures or investments outside her acting career.
In 2016, O'Brian moved to Los Angeles to pursue a career in film and television. While waiting to land a role, she worked with the University of California, Los Angeles Martial Arts Program, helping with self-defense classes and instructing the Hapkido program. Through the same program she also studied Muay Thai and Brazilian Jiu Jitsu.
Social Network
Katy O’Brian maintains a strong presence on Instagram as @thekatyo, where she shares updates on her professional projects, personal life, and behind-the-scenes glimpses of her work. Her engaging content has helped build a loyal following and enhance her public profile.
After graduation, she was a police officer for seven years at the Carmel Police Department in Carmel, Indiana, including the department's Crisis Intervention Team, which specialized in helping individuals with various conditions such as psychosis, depression, Alzheimer's, and autism. She obtained her personal trainer certification and began competing in bodybuilding figure competitions, and training at the Indy Actors Academy. She competed twice in figure, in September 2014 and May 2015, but stopped because of the expense and because she did not want to take steroids like some other competitors.
Education
Katy O’Brian is an alumna of Indiana University Bloomington. Her educational background, combined with her diverse life experiences, contributes to the depth and authenticity she brings to her acting roles.
She attended Indiana University Bloomington, majoring in psychology and Germanic studies. She was one of the first members of the university's short-form improv troupe Hoosonfirst. She received law enforcement certification through the university's Cadet Officer Program. At university, she received her black belt in hapkido through the US Hapkido Federation.
Shortly after moving to Los Angeles in 2016, O'Brian met her partner, Kylie Chi, on a student film project set. The couple live together in Los Angeles and married in July 2020.
