Bertrand Madsen (born 18 May 1972) is a former professional tennis player from Haiti.

[1] Madsen was a quarter-finalist in the boys' singles event at the 1990 French Open.

[2] After leaving the junior circuit, Madsen started out competing in the ATP Challenger Series, but in 1991 managed to qualify for the US Open.

[3] Later in the year he won a doubles title at the Challenger tournament in Casablanca.

[3] Madsen played in a total of 27 Davis Cup ties for his country during his career, which is a national record.