Glan is a first class municipality in the province of Sarangani, Philippines. According to the 2015 census, it has a population of 118,263 people. Glan is located on the west by Sarangani Bay, on the north by Davao Occidental, and on the south by the Celebes Sea. It is largely based on agriculture with a high level production of copra. Aquaculture is the second biggest income earner, notably milkfish and shrimps culture.