Globally, Gianakopoulos (Gianakopoulos 
) is an extremely rare unknown gender first name. Much more frequently, Gianakopoulos is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Gianakopoulos | Germany, Canada, Australia, United States, Greece |
Art, Billy, Kosta, Kerri, Keith, Peter, Robin, James, Jason, Toula, Chris, Nancy, Elias, Erini, Ernir, Harry, Helen, Ilias, Marina, Marika, Steven, Nikos, Staci, Stacy, Steve, Gus, Lin, Jim, Eva, Eza, Mary, Supp, Bill, Pete, Rena, Gina, Lisa, Jade, John, Jodi, Nico, Nick, Niki, Maria, Sukoe, Susan, Stacey, and Andrew