Jacob John Greaves (born 12 September 2000) is an English professional footballer who plays as a centre-back for Premier League club Ipswich Town.

[4] On 8 August 2019, Greaves signed a three-year contract extension at Hull and joined Cheltenham Town on loan until January 2020.

[11][12] His actual first career goal came on 22 October 2022, during his 101st league appearance for Hull, putting his side 1–0 up away at Rotherham United in their eventual 4–2 victory over the Millers.

[13] At the end of the same season, on 2 May 2023, Greaves achieved an impressive feat by winning his third consecutive Young Player of the Year award with Hull.

[14][15][16] Greaves bagged his first scoring brace whilst captaining his boyhood club on his 200th career appearance, heading in a 94th minute winner in the Tigers' 2–1 away victory over Huddersfield Town on 17 February 2024.