Family name Vithoulkas (Vithoulkas 
) , across the world, is a rare surname. The cognomen Vithoulkas is habitual in Greece, where it is a rare surname, Australia, and Canada, where it is a very rare surname. In absolute terms, it most frequently occurs in the United States, Greece, and Australia. Much less frequently, Vithoulkas is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Vithoulkas | Canada, Greece, Australia, United States, United Kingdom |
|
angela vithoulkas Australian politician and businesswoman, AU (b. 1964) |
|
| george vithoulkas researcher (ORCID 0000-0002-9118-8306) |
|
Mary, James, Josef, Joyce, Jenny, Jeana, Tasia, Tasos, Terry, Nikos, Haris, Helen, Voula, Ilias, Monica, Sophia, Sophie, Spiros, Spyros, Andrew, Angela, Kostas, Libby, Dennis, Donna, Roula, Mike, Alex, Akis, Pete, Dion, John, Tina, Nick, Viki, Maria, Mavra, Sakis, Steve, Spiro, Aline, Ailen, Carol, Paris, Panos, Peter, Peggy, Danny, and George