Cognomen Lettere (Leter 
, Littera 
, Lettere 
) , worldwide, is quite a rare last name. The cognomen Lettere is habitual in Suriname, where it is quite a common surname, Italy, where it is quite a rare surname, and Netherlands, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in Italy, Suriname, and Indonesia. Very seldom, Lettere is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Leter | Netherlands, Italy, Suriname, Indonesia, France |
| Littera | Italy, Spain, United States, Romania, France |
| Lettere | Germany, Italy, Brazil, United States, France |
| Letre | Brazil, Spain, Mexico, United States, India |
Ana, Romain, Davide, Lorena, Franck, Martina, Michele, Alessio, Antonio, Carmelo, Barbara, Bibiana, Roberto, Regione, Daniele, Giorgia, Liliana, Luciano, Luciana, Tiziana, Eugenio, Fabiola, Chiara, Adrian, Angelo, Andrea, Anna, Luca, Elba, Vito, Yana, Maria, Marco, Mauro, Paula, Paolo, Maurizio, Diego, Luisa, Luiza, Elisa, Vitor, Fabio, Ivano, Ivana, Matteo, Monica, Simone, Laura, and Maurizia