I played water polo at UCI for 4 years and redshirted my freshman year, from 2010-2015. UCI finished 5th in the nation in 2010 and 2011. I played as a right side attacker/driver.

From 2015 - 2018 I was the assistant coach to the Men's and Women's Division 2 water polo teams for Concordia University, Irvine. I coached under head coach, Dreason Barry. 

From 2018-2021 I was the assistant coach for the Men's Division 1 Water polo team for UCI. I coached under head coach, Marc Hunt. 

From 2010-2020 I coached for Back Bay Water Polo Club based out of Irvine, CA. I head coached 10u Co-ed teams, 12u all girls teams, 14u boys teams. 

At home I live with my fiance Alyson Hicks and our 3 cats. We moved to Nashville in the summer of 2023. I enjoy staying active and playing pick up sports such as basketball, soccer, and water polo.

Allyn grew up playing water polo in Michigan then continued playing at the college club level at Vanderbilt University. As a player he was a 2-time SEC champion and captain of the team. Since graduating in 2016, Allyn has coached at a variety of levels in the Nashville area, including coaching the Vanderbilt men's club team, the Brentwood/Nashville area high school club, and has continued to coach and play with the Nashville Masters team.