Charles-Henri-Jean Dewisme (16 October 1918 – 25 July 2021), better known by his pen name Henri Vernes (French pronunciation: [ɑ̃ʁi vɛʁn]), was an author of action and science fiction novels. He published over 200 titles in the action and science-fiction genre. He was most noted for the creation of the character Bob Morane, a hero whose adventures spanned fifty years and went from straight adventure and science-fiction to fantasy. Vernes also wrote the text of many comics albums and animated movies.
Dewisme used a number of other pseudonyms, including Jacques Colombo, Robert Davids, Duchess Holiday, C. Reynes, Jacques Seyr, Lew Shannon, and Ray Stevens, as well as his real name.
Source : Wikipedia