Benjamin Kigen (born July 5, 1993) is a Kenyan athlete who competes primarily in the 3000 metres steeplechase. He won the bronze medal at the 2020 Tokyo Olympics. Kigen took gold at the 2019 All-Africa Games.
He is from Baringo County, Kenya and trains with Amos Kirui under coach Isaac Rono.
Kigen won the 3000 m steeplechase at the 2018 Prefontaine Classic, beating 2017 world champion Conseslus Kipruto and 2016 Olympic silver medalist Evan Jager with a 57.89 second last lap.
He qualified to represent Kenya at the 2020 Tokyo Olympics, where he won the bronze medal in his specialist event with a time of 8:11.45, behind Soufiane El Bakkali (8:08.90) and Lamecha Girma (8:10.38).
His personal best is 8:05.12 (Monaco 2019).