Pileni
[file:Map of the Reef Islands.png|right|thumb|300px|Map of the Reef Islands]
Pileni is a culturally important island in the Reef Islands, Temotu Province, in the independent nation of Solomon Islands. Despite its location in Melanesia, the population of the islands is Polynesian.
Pileni has a population of below 300 inhabitants and is around wide and long. It is vulnerable to tsunamis and the sea level rising.