The Lainingthou Sanamahi Temple (, ) is an ancient temple dedicated to Lainingthou Sanamahi, a principal deity in Sanamahism, the Meitei religion. It is in the Sanakhwa Yaima Kollup, Imphal West district of Manipur. Its present architecture was the result of the recreation during the reign of Hindu Manipuri king Kulachandra in the late Medieval Manipur.