Across the world, Lucas Lucas (Lucas Lucas 
) is an extremely rare unknown gender first name. Much more frequently, Lucas Lucas is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Lucas Lucas | South Africa, Spain, Chile, Guatemala, Ecuador |
Ana, Sixto Rodolfo, Berta Barbara, Pedro Pablo, Digna Monserrate, Lidia Maria, Jose Manuel, Jose Bienvenido, Encarnacion, Maria Isabel, Santo Feliciano, Luis Alberto, Jose Antonio, Wilmer Wilfrido, Luis Fernando, Isabel Angelica, Maria Adelaida, Maria Mercedes, Segundo Lorenzo, Jose Victoriano, Francisco Jose, Maria Natividad, Maria Elena, Flor Maria, Juan Pedro, Jorge Luis, Alex, Jose, Maria, Pedro, Ramon, David, Lucas, Jesus, Carlos, Victor, Patricio Alejandro, Isabel, Arnulfo, Cristina, Joaquina, Veronica, Alejandro, Ana Maria, Francisco, Manuel Modesto, Ana Monserrate, Pablo Pedro, Antonio, and Jacinto Roberto