- Author: A. L. Boom Author Record # 214079
- Legal Name: Fens , Cornelis Waltherus Antonius (Kees)
- Birthplace: Amsterdam, North Holland, Netherlands
- Birthdate: 18 October 1929
- Deathdate: 14 June 2008
- Language: Dutch
- Webpages: schrijversinfo.nl, Wikipedia-NL