Willem Edsger "Bill" van Dijk (born 22 December 1947) is a Dutch singer and musical performer.

Van Dijk did the voices of Roosevelt Franklin, Clementine, and many of the rock singers on the show (such as Little Chrissy and Bip Bipadotta).

Van Dijk portrayed the title character in both the Dutch and Broadway productions of Cyrano: The Musical in the early 1990s.

He also played one of the lead roles in the Dutch production of the musical HAIR in the early 1970s, performing in Amsterdam at The Desmet Theatre and touring throughout the country.

He also played Clopin in the Disney movie The Hunchback of Notre Dame (1996 film) in the Dutch version.