
Daniel Henney’s wife, Ru Kumagai Biography: Acting, Age, Martial Arts, Movies, TV Shows, Net Worth, Siblings
Ru Kumagai is a Japanese-American actress and model recognized for her roles in television series such as 9-1-1, Ryan Hansen Solves Crimes, and Good Trouble, as well as for voicing a character in the Korean series All of Us Are Dead.
In 2023, she showcased her versatility by producing and starring in the action-comedy short film Happy Mart.
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Beyond her work in entertainment, Kumagai is a dedicated martial artist with a 1st Degree Black Belt in Taekwondo and actively volunteers with Bark Therapy Dogs, a nonprofit organization that supports children’s literacy by pairing them with reading companion dogs.

Profile
- Full Name: Ru Kumagai
- Stage Name: Ru Kumagai
- Born: 1 August, 1993
- Age: 31 years old
- Birthplace: Calabasas, California, USA
- Nationality: Japanese-American
- Occupation: Japanese-American actress and model
- Height: 1.68 m
- Parent: Unknown
- Siblings: Kenji Kumagai and Yumi Kumagai
- Spouse: Daniel Henney
- Children: Unknown
- Relationship: Married
- Net Worth: $1 million
Early Life And Education
Ru Kumagai was born on August 1, 1993, in Calabasas, California, USA. She was raised in a Christian household and is of Japanese descent. Ru grew up alongside her siblings: a brother, Kenji Kumagai, who is a practicing lawyer based in Los Angeles, and a sister, Yumi Kumagai, who works as a nurse in New York.
She completed her secondary education at Calabasas High School, graduating in 2011. Details regarding her higher education or college studies have not been publicly disclosed.
Career
Ru Kumagai began her acting journey with a role in the 2006 war drama Only the Brave, portraying Rosie Naganuma. In the early stages of her career, she appeared in several short films and minor roles, gradually establishing herself within the industry.
Her growing experience led to television appearances in series such as Ryan Hansen Solves Crimes on Television (2017) and 9-1-1 (2018), where she demonstrated her ability to adapt across a range of genres.
As her career progressed, Kumagai continued to build a diverse portfolio. She guest-starred in the series Good Trouble (2019) and expanded her talents into voice acting, contributing to the English-language version of the Korean series All of Us Are Dead (2022) and the film The Forest of Love (2019).
Additional guest roles in American TV shows like S.W.A.T. and The Rookie further underscored her versatility and ongoing presence in mainstream entertainment.
Beyond acting, Kumagai has made strides as a producer, notably with the 2023 action-comedy short Happy Mart, in which she both produced and starred. Her performance skills are enhanced by her martial arts background, as she holds a 1st Degree Black Belt in Taekwondo.
With a steadily evolving career marked by creative ambition and dedication, Kumagai continues to make her mark as both an actress and a producer in the film and television industry.
Social Media
- Instagram handle: @rukumagai
Personal Life
Ru Kumagai is married to actor Daniel Henney, with the couple exchanging vows in a private ceremony in the United States on October 20, 2023, attended by close family and friends. Initially friends, their relationship gradually evolved into a romantic partnership.
As of now, there is no public information regarding them having children.
Filmography
h3 Film:
- Only the Brave (2006)
- The Forest of Love (2019)
- Happy Mart (2023)
- Intrapersonal (2015)
- Los Tienes? (2012)
- Got Rights? (2012)
h3 Television:
- 9-1-1 (2018)
- Ryan Hansen Solves Crimes on Television (2019)
- Good Trouble (2021)
- S.W.A.T. (2024)
- Adam Ruins Everything (2019)
h3 Voice Acting:
- All of Us Are Dead (2022)
Net Worth
Ru Kumagai’s estimated net worth is approximately $1 million, primarily earned through her work as an actress and model. Her notable roles in TV series such as 9-1-1 and Good Trouble, along with voice acting in projects like All of Us Are Dead, have contributed significantly to her income.
Additionally, her role as producer and star of the 2023 action-comedy short Happy Mart has further enhanced her earnings.
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