Cognomen Iakopo (Iakopo 
) , in all the world, is a rare family name. The surname Iakopo is characteristic of Cyprus, where it is quite a rare surname, New Zealand, where it is a rare surname, and Australia. Not in comparison with a country's population, it is the most numerous in Australia, the United States, and New Zealand. Much less frequently, Iakopo is the forename as well as the last name.