Surname Luisis (Luisis 
) , across the world, is a very rare last name. The last name Luisis is characteristic of Guernsey, where it is quite a common surname, Venezuela, where it is a very rare surname, and the United Kingdom. Measured by absolute frequency, the name is most common in the United States, Guernsey, and the United Kingdom. Likewise, Luisis is the forename as well as the last name.