Sean David Longstaff (born 30 October 1997) is an English professional footballer who plays as a midfielder for Premier League club Newcastle United.

[3] In July 2017, he signed on loan for EFL League One club Blackpool for the 2017–18 season[4] where he made 45 appearances and scored nine goals.

[5] His first goal for the Newcastle United first team was on 17 July 2018, when he opened the scoring in a 2–0 win over St Patrick's Athletic in a pre-season friendly at Richmond Park.

[11] On 31 January 2023, he scored a brace in a 2–1 win over Southampton in the EFL Cup semi-final second leg to qualify his club to their first final since 1999.

Their father David is a former Great Britain ice hockey player, who featured over 100 times for the national side, and was a coach for the Whitley Warriors until the end of the 2022/23 Season.