Sought of Asian looking, apart from the face.
Semtexian Bombadiers. Doubt the bottom ones are GW official models.
Mordian Iron guard. Japanese infantry at a push. Maybe squint your eyes a bit and blur it
Plenty of Europeans styled
There's Scottish imperial guardsmen
Praetorian guard.
Pyran Dragoons
Scintillan Fusiliers
Dunno about this guy