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Family name Kastros (Kastros
) , globally, is a very rare surname. The cognomen Kastros is habitual in Greece, where it is a very rare surname, the United States, and Spain, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kastros | United States, Spain, Greece |
Mae, Nickoleta, Demetrius, Nicholas, Mitchell, Marionga, Theresa, Georgia, Kaleroi, Cynthia, Anthony, Nickie, George, Kristi, Karlos, Connie, Marian, Harry, Mary, Sara, John, Nick, Waas, Mitch, Montechristos, Spero, Betty, Kelly, Peter, Linda, Julie, Nicky, Amber, and Nicholette