Cognomen Iiiiii (Iiiiii 
, Iiiiiii 
) , all around the world, is a very rare last name. The cognomen Iiiiii is habitual in New Zealand, where it is a very rare surname, Indonesia, and Thailand, where it is an extremely rare surname. In absolute terms, the name is most common in Indonesia, China, and New Zealand. Also, Iiiiii is the forename as well as the last name.