Mapun is a 4th class remote municipality in the province of Tawi-Tawi, Philippines

Philippines

The Philippines , officially known as the Republic of the Philippines , is a country in Southeast Asia in the western Pacific Ocean. To its north across the Luzon Strait lies Taiwan. West across the South China Sea sits Vietnam...

. According to the 2000 census, it has a population of 22,011 people in 3,492 households.

Mapun (formerly Cagayan de Tawi-Tawi or Cagayan de Sulu) is an island in the Sulu Sea

Sulu Sea

The Sulu Sea is a body of water in the southwestern area of the Philippines, separated from the South China Sea in the northwest by Palawan and from the Celebes Sea in the southeast by the Sulu Archipelago. Borneo is found to the southwest and Visayas to the northeast.Sulu Sea contains a number of...

  on the southwestern extreme of the Philippines, located very close to Sabah

Sabah

Sabah is one of 13 member states of Malaysia. It is located on the northern portion of the island of Borneo. It is the second largest state in the country after Sarawak, which it borders on its southwest. It also shares a border with the province of East Kalimantan of Indonesia in the south...

. The people inhabiting the island are known as Jama Mapun or "people of Mapun".