Dean van der Sluys (born 29 August 1995) is a Dutch professional footballer who plays as a left-back for Tweede Divisie club De Treffers.
Van der Sluys made his professional debut in the Eerste Divisie for TOP Oss on 23 November 2014 in a game against Sparta Rotterdam.
In the first half of the season he failed to make an appearance, and as a result he returned to TOP Oss in January 2020, where he signed for six months until June 2020.
[4] Van der Sluys scored his first goal for Helmond Sport in an Eerste Divisie fixture against Excelsior on 28 March 2021, a 3–0 win.
[8] Van der Sluys joined Tweede Divisie club De Treffers on 1 February 2024, ending his professional career.