Wikipedia
Klaassen
Klaassen may refer to:
- Arno Klaassen (born 1979), Dutch bobsledder
- Davy Klaassen (born 1993), Dutch footballer
- Jelle Klaasen (born 1984), Dutch professional darts player
- Jozef Klaassen (born 1983), Dutch rower
- Mihkel Klaassen (1880–1952), Estonian Supreme Court judge
- René Klaassen (born 1961), Dutch field hockey player