The Egyptian portraits fall under the category of funerary art, yet these are not death masks -- live people were sitting for a portrait like we would for a photo. The difference is that they did it with a purpose.
Portrait of a Fayum woman. Fayum Mummy portrait is the modern term given to a type of naturalistic painted portraits on wooden boards. The portraits were an innovation dating back to the Coptic period during the time of the Roman occupation of Egypt.