Across the world, Petrlik (Petrlik 
) is an extremely rare unknown gender first name. Much more frequently, Petrlik is the last name as well as the forename.
Mr, Tonya, Neven, Frank, Irene, Martin, Monika, Albert, Andrea, Andres, Tomas, Bertha, Rudolf, George, Joseph, Eliska, Viktor, Yvonne, Zdenek, Barbara, Johanna, Robert, Jessica, Jorge, David, Ana, Ann, Jan, Mark, Alex, Adam, Dawn, Dino, John, Donna, Todd, Ivan, Mario, Sasha, Susan, Stacy, Scott, Karlo, Pavel, Roman, Hana, and Heather