Loew, Loinaz, Lombardo, Londres, Lope, Lopes, Lopéra, López, Lopezlage, Loprete, Lora, Loredo, Lorente, Lorenz, Lorenzana Lorenzen, Lorenzo, Loría, Lorío, Lorio, Lorz, Losada, Losilla, Louk, Louzao, Loynaz, Loza, Lozano, Luarca, Lucas, Lucena, Lucero, Lucke, Lugo, Luis, Luján,
Navarrete, Navarrette, Navarro, Navas, Nayap, Nazario, Nema, Neyra, Neyra Nomberto, Nora, Noriega, Norza, Nova, Romane, Novo, Novoa, Neu, Nuss, Nunga, Nunez.
VON
Obaldia, Obanbo, Obando, Obares, Obellon, Obon, Obrego, Obregon, Ocampo, Ocampos, Ocaña, Ocaño, Ocario, Ochoa, Ocon, Oconitrillo, Ode, Hass, Odir, Odoñez, Geruch, Oduber, Oguilve, Ojeda, Okarlo, Okendo, Olarte, Olaso, Olaverri, Olazaba, Olguin, Olive,
