Tanner Boser (born August 2, 1991) is a Canadian mixed martial arts (MMA) fighter who competed in the Ultimate Fighting Championship.
Boser was born and raised in Bonnyville, Alberta, Canada, by a gym owner mother and oil field worker father.
[9] Without any real training besides his karate background, Boser made his professional mixed martial arts debut in 2012.
After the victory in his debut, Boser started training Brazilian jiu-jitsu for his sophomore bout which he won via recently learned submission skills.
[11] In 2013 he moved to Edmonton, Alberta to pursue his mixed martial arts career while working as a bouncer for six years.
[12][10] After scraping by financially for a while in 2016, Boser decided to focus on other options and took an Emergency Medical Technician course with hopes of becoming a paramedic.
Promotions such as fighting for Absolute Championship Akhmat and M-1 Global has taken him to Kazakhstan, Russia, United Arab Emirates, England and Australia.
[4] In his debut, Boser was set to face Brazilian competitor Giacomo Lemos on July 27, 2019, at UFC 240 in Edmonton, Alberta.
[17] However his debut would be delayed as his opponent tested positive for a banned substance and the fight was called off due to a ruling from the United States Anti-Doping Agency.
[23] Returning to action amidst the COVID-19 pandemic, Boser faced Philipe Lins at UFC on ESPN: Poirier vs. Hooker on June 27, 2020.
[26] As the first fight of his new four-fight contract, Boser next faced Raphael Pessoa at UFC on ESPN: Whittaker vs. Till on July 26, 2020.
[45] Boser faced Ion Cuțelaba in a light heavyweight contest on April 15, 2023, at UFC on ESPN 44.