Although, he’s most probably known for playing the legendary role of Leo Kirkman in an American Drama series, Designated Survivor (2016-2019), but Tanner Buchanan is more than that. Buchanan is an American actor who has played lead roles in various Television series and films. He’s widely acclaimed and praised by critics for his performance as Robby Keene in Cobra Kai (2018-2025).
Most recently, he portrayed the role of Billy Walsh in a Romance/Comedy film, How to Date Billy Walsh (2024). Buchanan got engaged to his fellow co-star and on-screen romantic partner, Mary Mouser in February 2025. The pair officially confirmed their relationship and engagement on the premier of the sixth season of Cobra Kai. He’s a metal music fan and an enthusiast.
Early Life & Education
Tanner Buchanan was born on December 8, 1998, in Lima, Ohio, United States, to Steve Buchanan and Marlona Buchanan. As a young child, he participated in different sports events and acting. From an early age, he was a good skater, dancer, and a martial artist.
Buchanan got his early school education from the Glandorf Elementary School. He got his initial acting study and training from Edge Performing Arts Centre and Huckleberry Friend Productions.
Quick Summary:
Profession: Film actor, Television star, and Model
Debut: He made his first ever Television appearance as a child actor on Modern Family back in 2010.
Birthday: December 8, 1998
Height: 5 ft 8 in (1.73 m or 173 cm)
Net Worth: $2 million
Amazing Fact: He is a multi-faceted and multi-talented guy who isn’t just a great actor but also a great athlete and sportsperson.
Tanner Buchanan Personal Details:
Age: 26 years
Birthplace: Lima, Ohio, United States
Nationality: American
Ethnicity: Mixed
Zodiac Sign: Sagittarius
Eye Color: Green
Hair Color: Dark Brown
Body Measurements: 42-34-36
Body Shape: Inverted Triangle
Weight: 65 kg (145 lbs)
Tanner Buchanan Relationship & Family Details:
Relationship Status: Engaged
Partner: Mary Mouser (2025–)
Children: None
Father: Steve Buchanan (Industrial Engingeer)
Mother: Marlona Buchanan (Industrial Engineer)
Career Highlights & Spotlight
Career Debut: Buchanan played the role of a child actor in an American sitcom, Modern Family. After giving a stunning performance in the sitcom, he was approached to play roles in different American TV Series. In 2013, he made his very first film debut by appearing in a comedy/drama film, Jake Squared. He is also a great guitarist and a singer.
Breakthroughs & Rise to Popularity: As soon as his acting career began, he impressed everybody with his stunning performances. He had many career breakthroughs. Some of his greatest roles came primarily in Television like Grey’s Anatomy, Major Crimes, The Goldbergs, and Deputy.
Spotlight: Although, he primarily rose to popularity because of his appearances on popular Television series and films. But, he’s also a highly prominent celebrity on Instagram. Here, he usually posts his daily lifestyle and modeling photos. He spent a lot of his time on Instagram, which ultimately drive a massive attention towards him.
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Tanner Buchanan Net Worth
Tanner Buchanan is an American Television and film actor. He gained prominence for playing lead roles in martial arts and comedy films and television series. As of now, he’s massive on social media as well. Fame is a modern day currency, and he has definitely gotten richer and famous over the years. Currently, he boasts a net worth of around $2 million.
Primary Sources of His Income
The primary income of source for Buchanan is acting. If coming to the exact number of sources, then that would be modeling, brand endorsements, and acting. He has multiplied his sources of income in the past few years.
How Much Does He Make?
For playing the role of Robby Keene, he was making over $70k per episode. So, his earnings mainly depend upon on how many episodes and how many series he’s currently working. By taking a rough estimates, he’s at least making around $300k to $400k annually from all of his income of sources.
Tanner Buchanan Partner
In 2017, he met Mary Mouser for the very first time on the set of Cobra Kai. Everybody guessed it from their on-screen chemistry that something is definitely happening behind the scenes. Guess what, most of the fans were right.
Out of nowhere, Buchanan and Mouser announced in the premier of the sixth season o Cobra Kai that they are engaged. This isn’t confirmed how long they have been in a relationship. Though, these guys seem to be enjoying themselves and leading a pleasureful life together.
Since 2007, he’s been living in Los Angeles, California. He is an adventurous guy who loves traveling.
