A look at Tanner Buchanan and Mary Mouser's relationship timeline
American actors Tanner Buchanan and Mary Mouser met while filming Cobra Kai in 2017. What began as a friendship later blossomed into romance, and in February 2025, they confirmed their relationship and engagement, delighting fans and sparking widespread public attention.

Source: Getty Images
TABLE OF CONTENTS
- Key takeaways
- Profile summary
- Tanner Buchanan and Mary Mouser's relationship journey
- October 2017: A friendship begins on the Cobra Kai set
- 2019: Their characters share a romance on-screen
- 2019: Friendship tested with an on-screen kiss
- Late 2022: Matching sweaters and Disneyland adventures
- 12 February 2025: Relationship goes public
- 13 February 2025: Tanner and Mary announce their engagement
- FAQs
Key takeaways
- Tanner Buchanan and Mary Mouser met in 2017, where their roles as Miguel and Sam in Cobra Kai fueled rumours of a real-life romance.
- In February 2025, the pair went public at the Cobra Kai series finale premiere, sharing a kiss and showing off matching rings.
- On 13 February 2025, Tanner and Mary confirmed their relationship and engagement through a joint Instagram post.
Profile summary
Full name | Tanner Emmanuel Buchanan | Mary Matilyn Mouser |
Gender | Male | Female |
Date of birth | 8 December 1998 | 9 May 1996 |
Age | 26 years old (as of August 2025) | 29 years old (as of 2025) |
Zodiac sign | Sagittarius | Taurus |
Place of birth | Ottawa, Ohio, United States | Pine Bluff, Arkansas, United States |
Current residence | Burbank, California, United States | Los Angeles, California, United States |
Nationality | American | American |
Ethnicity | White | White |
Religion | Christianity | Christianity |
Sexuality | Straight | Straight |
Height in feet | 5'6" | 5'3" |
Height in centimetres | 172 | 160 |
Weight in pounds | 143 | 115 |
Weight in kilograms | 65 | 52 |
Hair colour | Dark brown | Dark brown |
Eye colour | Green | Blue |
Father | Steve Buchanan | Scott Mouser |
Mother | Marlona Buchanan | Tina Mouser |
Siblings | 1 | 2 |
Relationship status | Engaged | Engaged |
Partner | Mary Mouser | Tanner Buchanan |
School | Glandorf Elementary School | - |
Profession | Actor | Actress |
@tannerbuchananofficial | @missmarymmouser | |
TikTok | - | @missmarymmouser |
Tanner Buchanan and Mary Mouser's relationship journey
Mary Mouser and the American actor, Tanner Buchanan, kept things private initially, but their chemistry and eventual romance soon captured fans' attention. Here's a closer look at their relationship timeline.
October 2017: A friendship begins on the Cobra Kai set
Tanner Buchanan and Mary met in October 2017 on the set of Cobra Kai in Atlanta, Georgia. Their on-screen partnership quickly evolved beyond work, developing into what they both regard as a real friendship.

Source: Getty Images
2019: Their characters share a romance on-screen
In the 2019 premiere of Cobra Kai's second season, Robby Keene (Tanner Buchanan) and Samantha LaRusso (Mary Mouser) share a brief romance. Off-screen, however, the American actors emphasised their strong friendship.
In a heartfelt 2019 Instagram birthday tribute, Mouser affectionately referred to Buchanan as her 'bestest budddddddy.' Here is part of what she wrote:
HAPPY BIRTHDAY TANNER BUCHANANANANANANANAN! i know most normal people would post for your birthday at midnight the morning OF your bday - but we're not normal besties. You're the greatest and you deserve the greatest! thank you with all my heart for everything bestest budddddddy!

Source: Getty Images
2019: Friendship tested with an on-screen kiss
When Cobra Kai's second season called for romantic moments between Robby and Sam, Tanner Buchanan admitted he felt anxious about kissing Mary Mouser because of their close off-screen friendship. He disclosed this in a 2020 Interview magazine feature, where he stated:
The romantic scenes are what cause me the most anxiety. You could talk to Mary [Mouser] about this because she and I are such good friends. When we had our first kiss scene in season two, they were asking us, "Are you ready?" My heart was pounding, I was shaking. It just feels weird to go to that place, because we're such good friends.
Late 2022: Matching sweaters and Disneyland adventures
Rumours of them dating were fueled when they were spotted spending the holiday season together at Disneyland Paris and Disneyland in California, United States. They were matching Mickey Mouse sweaters during their Paris trip.
12 February 2025: Relationship goes public
Tanner and Mary confirmed their relationship by kissing on the red carpet at the Cobra Kai series finale premiere on 12 February 2025, while showing off matching rings. It was a defining moment that officially introduced them as a couple to the public.
13 February 2025: Tanner and Mary announce their engagement

Source: Getty Images
A day after their red carpet debut, Tanner Buchanan and the American actress, Mary Mouser, officially announced their engagement on Instagram through a heartfelt joint post. They shared a series of photos showing off their rings, accompanied by a caption that read:
We're so happy to finally share that we're engaged. This is such a special moment in our lives, the closing of one chapter and celebrating the continuation of another. We're so grateful for the love and support, and though we're partial to having our private moments, we're excited to share this check-in to our world.
FAQs
- Did Tanner Buchanan and Mary Mouser date? Cobra Kai stars Tanner Buchanan and Mary Mouser dated, but they kept their relationship private until February 2025.
- Did Tanner Buchanan kiss Mary Mouser? Tanner kissed Mary on-screen as Robby and Samantha in Cobra Kai and publicly at the series finale's red carpet premiere in February 2025.
- Are Mary and Tanner engaged in real life? The two are officially engaged, confirming their engagement on 13 February 2025.
- Who is Tanner Buchanan's ex-girlfriend? Tanner Buchanan's ex-girlfriend is actress Lizze Broadway.
- What is Tanner Buchanan and Mary Mouser's age gap? Their age difference is 2 years and 7 months, as Tanner was born on 8 December 1998, and Mary Mouser on 9 May 1996.
- How did Tanner Buchanan and Mary Mouser meet? The couple met in October 2017 while filming the first season of Cobra Kai in Atlanta.
Tanner Buchanan and Mary Mouser's relationship began as a close friendship on the Cobra Kai set in 2017. Fans glimpsed their bond through on-screen moments and social media, even as they kept it mostly private. Their love was confirmed and celebrated with their engagement in February 2025.
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Proofreading by Kola Muhammed, copy editor at Legit.ng.
Source: Legit.ng