Regan Leslie Poole (born 18 June 1998) is a Welsh professional footballer who plays as a centre back for League One club Milton Keynes Dons.
Poole was born in Cardiff, Glamorgan.
Poole was a member of the Cardiff City academy and joined the Newport County Academy as a scholar in June 2014. In September 2014, he was on trial at Manchester United before he had made his debut for the Newport County first team. His Newport County debut came on 20 September 2014, at the age of 16 years and 94 days, when he was named in the starting line-up for a League Two match against Shrewsbury Town which ended in a 0–0 draw. Poole became the youngest Newport County player, surpassing the record set by Steve Aizlewood in 1969. He retained his place for the EFL Trophy first round match against Swindon Town on 23 September 2014. Swindon won the game 2–1. In February 2015, Poole was shortlisted for the Football League Apprentice of the Year award. On 18 May 2015, Poole had a one-week trial with Liverpool.