The Spanish priests were on the island as early as 1780. In 1794, Siquijor became a municipality as well as the first parish in the island.

When the Spaniards arrived in the island, they met an old man whome they asked of what the island's name, the old man whom had not understood answered "Si Kihod" which was his name. The Spaniards having a hard time of pronouncing such word made is Si Kihor. Siquijor municipality is located on the northwestern part of the province. On its eastern side lies the sloping rocky and mountainous part of the municipality while on the north western part is the coastal area where beautiful and white sandy beaches are found.

It is composed of 42 barangaus with a total land area of 90.70. Farming and fishing are the main means of livelihood in the municipality of Siquijor. The major industries are woodcraft & furniture making, basket making, peanut processing, banana chips processing and bakery. From March to June is dry season, July to October is wet season and is cool season.