Cognomen Kastanis (Kastanis 
) , all around the world, is a rare family name. The cognomen Kastanis is habitual in Greece, where it is quite a rare surname, Austria, where it is a rare surname, and Canada. Not in comparison with a country's population, this name is the most popular in Greece, the United States, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Kastanis | Australia, Greece, Canada, United States, Germany |
| spyridon kastanis Greek athletics competitor, GR (b. 1964) |
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| grigorios kastanis researcher |
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Mr, Taki, Tina, Eric, Olga, Maria, Manos, Susan, Steve, Scott, Taso, Alice, Chris, Carla, Candy, Costa, Betty, Kaley, Kerri, Paris, Panos, Aaron, Paula, John, Leah, Sam, Ann, Ari, Gus, Ted, Mary, Mike, Shay, Alex, Lexi, Ande, Anne, Akis, Bill, Paul, Pete, Dean, Dale, Gale, Leon, Anna, and Perry