Cognomen Leftheris (Leftheris 
) , in all the world, is a rare surname. The surname Leftheris is habitual in Greece, where it is a rare surname, and the United States, where it is a very rare surname. Much less frequently, Leftheris is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Leftheris | Greece, United Kingdom, United States |
|
themistocles leftheris figure skater, US (b. 1982) |
|
| katerina leftheris researcher (ORCID 0000-0002-6105-9263), US |
|
Mary, Katrina, Phileea, Genesis, Emanuel, Ioannis, Michelle, Katerina, Lashelle, Leonidas, Leonides, Nicholas, Nickolas, Virginia, Katherine, Dimitrios, Vasileios, Panagiotis, Colleen, Constantinos, Stelios, Isobel, Pete, Rita, Nick, Basil, Kelly, Petro, Peter, Lefty, Jacob, James, Jamie, Julie, Mandee, Stella, Amanda, Billie, Thomas, Melinda, and Themistocles