Boffin, a midfielder, started his career in STVV's youth teams. In 1984, he made his debute. After three seasons, he left for FC Liège. Because of his fast acceleration and a good feeling for the ball, Anderlecht decided to bring him to Brussels in 1991.

Anderlecht enjoyed the talent of the player during six years. He was nicknamed Speedy by the gans. Boffin won three titles with Anderlecht, in 1993, 1994 and 1995. In the season of 94-95, Boffin scored an extraordinary goal: he started on the midfield and eventually scored the 1-0 against Brugge. During that game, De Wilde also made a few great safes.

In 1997, Boffin went to France to play for FC Metz. After five years, he returned to STVV. During the season of 2003-2004, the 39 years old Boffin decided to end his career..

Danny Boffin played 53 games for the national team and scored once.