Adrien Dumont de Chassart (born 1 March 2000) is a Belgian professional golfer.

[6] In 2022, he played at the U.S. Open, after coming through the qualification tournament in Springfield, Ohio.

[7] Dumont de Chassart turned professional in June 2023 and won in his professional debut; the BMW Charity Pro-Am on the Korn Ferry Tour, defeating Josh Teater in a playoff.

[8] The following week, at the Blue Cross and Blue Shield of Kansas Wichita Open, he again tied for the lead after 72 holes, but was defeated on the first extra hole of the playoff.

[9] He was named as the Korn Ferry Tour Rookie of the Year for the 2023 season.