Sam Benjamin McCallum (born 2 September 2000) is an English professional footballer who plays as a defender for EFL Championship club Sheffield United.

[5][6] In November 2018, he made his debut in an EFL Trophy defeat against Cheltenham Town coming on as an 81st minute substitute for Brandon Mason.

[citation needed] On 31 January 2020, McCallum signed for Norwich City for a reported fee of £3,500,000 and was immediately loaned back to Coventry until the end of the season.

Norwich signed McCallum amid interest from other Premier League teams such as Liverpool and Leicester City.

On 12 July 2021, McCallum again returned to the Championship, joining Queens Park Rangers on loan for the duration of the 2021–22 season.