Paramount rulers in early Philippine history
The term Paramount Ruler, or sometimes Paramount Datu, is a term used by historians to describe the highest ranking political authorities in the largest lowland polities or inter-polity alliance groups in early Philippine history, most notably those in Maynila, Tondo, Pangasinan, Cebu, Bohol, Butuan, Cotabato, and Sulu. == Titles of paramount rulers in different Filipino people groups == Different cultures of the Philippine archipelago used different titles to refer to the most senior datu, or leader, of the Bayan or precolonial barangay.
Source: Wikipedia — Paramount rulers in early Philippine history (CC BY-SA 4.0)