Funtime foxy : designed to be male and male soul
Freddy : designed to be male but female soul
Ennard : was originally baby ( the blue eyed one ) and is possed by Elizabeth/the ice cream girl
Nightmare : has both a male and female form and can change forms usually depending on who sees them
Springtrap : I think spring Bonnie is a girl but since purple guy and I think a other soul who is a killed child is possing it I think it's both
Spring Bonnie : girl
Fredbear : male
Golden Freddy : designed to be male but girl soul
Puppet : male