In the world, Martinjak (Martinjak 
) is an extremely rare unknown gender first name. Much more prevalently, Martinjak is the last name as well as the forename.
Mr, Emil, Emma, Ines, Ivan, Igor, Zala, Mario, Marko, Mateo, Nina, Matej, Miran, Mirko, Sanja, Saša, Sonja, Antun, Anica, Bojan, Bruno, Milan, Nada, Tony, Jure, Ms, Ana, Ina, Ida, Mark, Masa, Maja, Meri, Miha, Sara, Stef, Anne, Kata, Ruth, Dora, Greg, Lana, Lara, Lili, Luka, Joã, Karlo, and Paula