Joseph George Willock (born 20 August 1999) is an English professional footballer who plays as a midfielder for Premier League club Arsenal.
A youth product of Arsenal, Willock joined Arsenal at age four-and-a-half, having been allowed to play alongside his older brothers. He made his first-team debut for the club on 20 September 2017 in the EFL Cup against Doncaster Rovers.
Willock made his Premier League debut against Newcastle United on 15 April 2018. He scored his first senior goal on 29 November 2018 in a 3–0 UEFA Europa League victory away at Vorskla Poltava. He then scored his first brace in a 3–0 FA Cup victory away at Blackpool on 5 January 2019.
On 12 September 2019, it was announced that Willock had signed a new long-term contract with Arsenal.