Shea Buckner (born December 12, 1986) is an American Olympian water polo player and actor.

He is known for The Rookie (2023), The Blacklist (2021), The Equalizer (2021), Power Book II: Ghost (2020), Mom (2018), Animal Kingdom (2016), Survive the Night (2020), Get Christie Love (2017), Escape Plan: Extractors (2019), and Escape Plan 2: Hades (2018).

He also competed for the United States national team at the 2012 Summer Olympics.

Buckner played water polo at Villa Park High School, where he scored 364 career goals.

He helped USC win the NCAA Championship, scoring three goals in the final match against Stanford.