Across the world, Nicolacopoulos (Nicolacopoulos 
) is an extremely rare unknown gender first name. Much more prevalently, Nicolacopoulos is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Nicolacopoulos | Canada, United States, Australia |
Sam, Tricia, Marissa, Charles, Christi, Pauline, Riannon, Giorgo, Dennise, Odissefs, Christie, Theodora, Eugénie, Alexander, Christine, Georges, George, Kostas, Basile, Kay, Alex, Kyra, Greg, Jake, John, Irma, Steve, Chris, Paula, Peter, Toula, Helen, Sandra, Alexis, Christina, and Elizabeth