Philippines

Ortega, Libacao, Aklan, Western Visayas → Ortega, Tubao, La Union, Ilocos → Ortiz, Iloilo, Western Visayas → Ortiz, La Union, Ilocos → Ortoc → Osboy → Oscariz, Isabela, Cagayan Valley → Oscariz, Ramon, Isabela, Cagayan Valley → Osiao → Osias → Osiem → Osio → Oslao → Oslob, Cebu, Central Visayas → Osman, Aklan, Western Visayas → Osman, Malinao, Aklan, Western Visayas → Osmeña Senior → Osmena Sr. → Osmeña Student → Osmeña, Abuyog, Leyte, Eastern Visayas →