(July 17, 1925 - August 12, 2001) Holland
Born in Surabaja, Indonesia. In the seventies and eighties he was inspector of public health for youth. In 1980 a Dutch translation of The Joy of Gay sex, which he had revised, was published.
Wafelbakker was co-founder of the Dutch Aids Fund and editor of the magazine of the Dutch society for sexual reformation (NVSH). He has been married and had four daughters. He also wrote under the pen name Philip den Bouwmeester.