Worldwide, Oldach (Oldach 
) is an extremely rare male given name. Much more prevalently, Oldach is the last name as well as the forename.
Mr, Gary, Lars, Lisa, Jake, John, Jens, Toni, Nana, Nash, Elsa, Hope, Hugh, Veny, Olaf, Otto, Molly, Metin, Sally, Sarah, Susan, Scott, Ryan, Andre, Rita, Paul, Ms, Sue, Ann, Amy, Ben, Rob, Jan, Tom, Mary, Mark, Matt, Maik, Anna, Anne, Anke, Abby, Adam, Kari, Katy, Kurt, Kris, Rolf, and Avery