Ko Yao Yai (island)

Ko Yao Yai (island) is the largest island in the Ko Yao Archipelago. The island group is in Phang Nga Bay in Phang Nga Province. Ko Yao Yai means "big long island". The other main island of the group is Ko Yao Noi ("little long island"), off Ko Yao Yai's north side and separated from it by a narrow sound.

Map of Ko Yao Yai, Ko Yao District, Phang Nga, Thailand

The population of Ko Yao Yai is about 8,000. The population of Ko Yao Noi is about 4,500. The populations are mostly Sunni Muslim. The area of the archipelago is 137.6 km².