Kai Pearce-Paul (born 19 February 2001) is an English professional rugby league footballer who plays as a second-row forward or centre for the Wests Tigers in the National Rugby League. He has represented England at international level.

He previously played for the Wigan Warriors in the Super League and Newcastle Knights.

Pearce-Paul played his amateur rugby league for the Croydon Hurricanes.

Pearce-Paul is of English, Faroese, St Vincent and Antiguan descent. He is the younger brother of former London Broncos and London Skolars player Kam Pearce-Paul and older brother of Saracens rugby union footballer Kaden Pearce-Paul.

Pearce-Paul made his Super League debut in round 14 of the 2020 Super League season for the Warriors against St Helens where Wigan went on to lose 42–0 against a much more experienced St Helens squad, Pearce-Paul started from the bench and became Wigan Warriors player #1109.

Pearce-Paul played 18 games for Wigan in the 2022 Super League season including the clubs shock semi-final loss against Leeds.

In December, it was announced that Pearce-Paul had signed a two-year contract with the Newcastle Knights in the NRL, starting in 2024.

In 2023, Pearce-Paul played in 23 matches for Wigan, scoring three tries. His final game for the club was the 2023 Super League Grand Final, in which Wigan defeated the Catalans Dragons 10-2.