Marjon is a given name which may refer to:

• MarJon Beauchamp (born 2000), American basketball player

• Marjon Kamara (born 1949), Liberian diplomat and politician

• Marjon Lambriks (born 1949), Dutch soprano

• Marjon van Royen (born 1957), Dutch journalist

• Marjon Strijk, Dutch classical soprano

• Marjon Wijnsma (born 1965), Dutch retired heptathlete and long jumper