The Order of Sikatuna is the national order of diplomatic merit of the Republic of the Philippines. It is conferred upon individuals who have rendered exceptional and meritorious services to the Republic of the Philippines, upon diplomats, officials and nationals of foreign states who have rendered conspicuous services in fostering, developing and strengthening relations between their country and the Philippines, or upon personnel of the Philippine Department of Foreign Affairs (DFA), both in the Home Office and in the Foreign Service.

The Legazpi-Sikatuna Blood Compact or Sandugo was a blood compact, performed in the island of Bohol in the Philippines, between the Spanish explorer Miguel López de Legazpi and Datu Sikatuna, chieftain of Bohol, on March 16, 1565, to seal their friendship following tribal tradition. This is considered the first treaty of friendship between the Spaniards and Filipinos. "Sandugo" is a Visayan word which means "one blood".