Heymans is a surname. Notable people with the surname include:Adriaan Jozef Heymans, Belgian painter Cédric Heymans, French rugby player Corneille Heymans (1892-1968), Belgian physiologist Heymans (crater), a lunar impact crater, named after him Émilie Heymans, Canadian diver Gerardus Heymans (1857-1930), Dutch philosopher & psychologist Jonas Heymans, Belgian footballer Margriet Heymans, Dutch writer and illustrator of children's literature Mau Heymans, Dutch artist and writer, known for his work on Disney comics