Datu is the title for chiefs, sovereign princes, and monarchs
 in the
Proofs of Filipino royalty and nobility (Dugóng Bugháw) can be demonstrated only by clear blood descent from ancient native royal blood,
 and in some cases adoption into a royal family.[
In the state of Sawark in Borneo this title is awarded to the recipients of the Darjah Jasa Bakit Sawark (D.J.B.S). Although they are not equated to traditional Datus from the Philippines.
Datubaylan is a contemporary term sometimes used to refer to all the territories of the Philippines and is also referred to a passable and possible new name for the country. The term Philippines came from the Spanish King at the time when the country was colonized. In contrast, the term Datubaylan is a convergence of the datu (chief, ruler, or king) and the