Yan Zibei (Chinese: 闫 子贝, born 12 October 1995) is a Chinese swimmer. He competed in the men's 100 metre breaststroke event at the 2016 Summer Olympics. He won a silver medal when he competed in the 4x100m mixed medley relay at the 2020 Summer Olympics. Yan is the current national record and Asian record holder in the 50m and 100m breaststroke.