William Ghislain (born 28 July 1999)[1] is a field hockey player from Belgium, who plays as a forward.

[2][3] In the ION Hockey League, Ghislain represents the Waterloo Ducks first team.

[6][3] In 2019 he made his debut for the Belgium U–21 team during an eight–nations tournament in Madrid, winning a bronze medal.

[7] Prior to making his junior debut, Ghislain earned his first senior cap in a 2019 test match against Russia.

[2] He won his first medal at a major tournament in 2023, taking home bronze at the EuroHockey Championship in Mönchengladbach.