Globally, Matthesius (Matthesius 
) is an extremely rare unknown gender first name. Predominantly, Matthesius is the last name as well as the forename.
Mr, Pablo, Petri, Peter, Roman, Remco, David, Doris, Jörg, Nancy, Nildo, Horst, Fabio, Frank, Frida, Willi, Melvin, Myrian, Susana, Sergio, Andrea, Arthur, Karin, Carlos, Clara, Silke, Ms, Jã, Marc, Mara, Maik, Sara, Alan, Arne, Aixa, Beto, Kurt, Rolf, Rens, Dale, John, Onno, Omar, Maria, Menno, Mirta, Mirna, Celia, and Braian