In all the world, Maerkl (Maerkl 
) is an extremely rare unknown gender first name. Much more prevalently, Maerkl is the last name as well as the forename.
Mr, Heidi, Marcel, Markus, Serena, Alicia, Astrid, Robert, Ronald, Daniel, Gisela, Joseph, Thomas, Tobias, Edward, Edmund, Michael, Andreas, Claudia, Raphael, Rebecca, Rebbeca, Norma, Maureenn, Tyler, Josef, Ms, Max, Jim, Rose, Ryan, Gina, John, Theo, Nina, Maria, Megan, Shane, Alice, Anton, Bobbi, Brian, Kevin, Dylan, Glenn, Laura, James, Julia, and Patricia