Across the world, Mrkajic (Mrkajic 
) is an extremely rare feminine first name. Much more frequently, Mrkajic is the last name as well as the forename.
Mr, Zeljko, Milovan, Mihajlo, Stefica, Slavica, Andreja, Radovan, Djordje, Nikola, Nemanja, Milijana, Miroslav, Snjezana, Cmiljana, Borislav, Radoslav, Drazenka, Natalija, Nebojsa, Drazen, Dragan, Dijana, Sasa, Anna, Rade, Vaso, Vaja, Marko, Sanja, Boris, Bosko, Bojan, Ratko, Drina, Ivana, Milena, Milica, Mladen, Sanjin, Sinisa, Dajana, Branislav, and Aleksandar