Jonathan Robert Tomkinson (born April 11, 2002) is an American professional soccer player who plays as a central defender for Scottish Premiership club Ross County on loan from EFL Championship club Norwich City.

[4] He was formerly a midfielder and even spent a season on the wing playing for the FC Dallas Academy team before moving back in an emergency when a shortage of center-backs arose.

[6] Tomkinson made his professional debut on August 9, 2022, in Norwich's EFL Cup first round match at home to Birmingham City.

[7] On January 13, 2023, Tomkinson joined League Two side Stevenage on loan for the remainder of the 2022–23 season.

[9] On January 16, 2025, Tomkinson joined Scottish Premiership side Ross County on loan until the end of the season.