Family name Leousis (Leousis 
) , around the world, is a rare surname. The cognomen Leousis is characteristic of Greece, where it is quite a rare surname, Australia, where it is a very rare surname, and Canada. Measured by absolute frequency, this name is the most popular in Greece, the United States, and Australia. Very seldom, Leousis is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Leousis | Greece, Canada, United States, Australia |
Kim, Stratos, Andreas, Antonis, Rebecca, Demitra, Giannis, Giorgos, Ioannis, Meletios, Sotirios, Antonios, Christos, Benjamin, Kyriakos, Pantelis, Dimitris, Georgios, Nicholas, Emmanuel, Vaggelis, Stephanie, Stavros, Michail, Michael, Loukas, Zoe, Mary, Mark, Ryan, Dena, Dawn, Leon, John, Becky, Kelly, Achilleas, Peter, Julie, Elias, Helen, Sandra, Savvas, Callie, Paulos, Pamela, Pavlos, George, Georg, and Dimitrios