Aden Flint (born 11 July 1989) is an English professional footballer who plays as a defender for EFL League One club Mansfield Town.

Flint began his career in the Central Midlands Football League with Pinxton before stepping up to the Conference North in the summer of 2008 when he joined Alfreton Town.

[10] Flint spent the rest of his Alfreton career within its first team set-up helping reach the Conference North play-off final during the 2009–10 season where they lost 2–1 to Fleetwood Town.

[11] He impressed many visiting scouts with bids being turned down from Derby County, Luton Town and ten other clubs according to Alfreton chairman, Wayne Bradley.

[13] Days later Swindon Town announced the signing of Flint on a 2+1⁄2-year contract and was issued the number 16 shirt which had been recently made available after the departure of on-loan Manchester City forward David Ball.

[21] Aden Flint was awarded Player of the Year for the 2015–16 season,[22] in which he helped Bristol City narrowly avoid relegation back to League One.

[28] Flint joined Cardiff City on 19 July 2019 on a three-year contract[29] He made his debut on the opening day of the 2019–20 season in a 3–2 defeat to Wigan Athletic.

Flint began the 2021–22 season in fine form, scoring a late brace in an away match against newly-promoted Peterborough United to salvage a 2–2 draw for the Bluebirds.

[36] During the game away to Rotherham United, Flint would pick up a hamstring injury which would require surgery which would rule him out for a "few weeks minimum" according to manager Garry Monk.

[44] Flint's form at Alfreton Town during the early 2010–11 campaign earned him his first international call-up when Paul Fairclough named his within his 16-man England C squad for the friendly with Wales national semi-professional football team.

[45] Flint was capped for a second and final time in October 2010 when he played the entire 90 minutes of England C's 1–0 away win at the Kadriorg Stadium, Tallinn against an Estonia U-23's in the International Challenge Trophy.