Willem Edsger (Bill) van Dijk is a Dutch singer and musical performer who represented the Netherlands in the Eurovision Song Contest 1982 in Harrogate with the song Jij en ik, which finished in 16th place.

He is best known for his rendition of the "Wilhelmus" (the national anthem of the Netherlands), which he performed on countless occasions in football stadiums. Moreover, Van Dijk worked on various musical productions.

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 performed voices on Sesamstraat, the Dutch co-production of Sesame Street. 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). He was active on the show until the early 1990s. He also played Clopin in the Disney movie The Hunchback of Notre Dame in the Dutch version.

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