Around the world, Petrosius (Petrosius 
) is an extremely rare masculine given name. Much more frequently, Petrosius is the last name as well as the forename.
Mr, Laura, Linas, Lukas, Jacob, James, Jonas, Julie, Tadas, Tomas, Naomi, Helen, Ignas, Marius, Martha, Mantas, Morgan, Sandra, Steven, Alanas, Andrew, Arunas, Dodge, David, Darla, Rimas, Ed, Tim, Nic, Mark, Sara, Stan, Paul, Rasa, Leah, Luna, Agatha, John, Susan, Anton, Aidas, Audra, Carol, Coral, Becky, Peter, Robin, Rokas, Erin, and Petras