A mockumentary or mocumentary is a fictionfilm presented as a documentary film. They are usually comedic, often parodic in nature, and are often presented as historical documentaries with b-roll and talking heads discussing past events or as cinema verite pieces following people as they go through various events.
... Martinson, swedish author, winner of the Nobel Prize in literature
May 11 - Salvador Dalí, artist
May 17 - Jean Gabin[?], actor (+ 1976)
May 21 - Fats Waller, ...