Gaga'emauga is an electoral district on the island of Savai'i in Samoa. The district is situated on the central north side of Savai'i. The name Gaga'emauga literally means: “near side of the mountain” meaning the eastern side of the mountain chain running through the centre of Savai'i.
Reverend George Pratt (1817–1894), a missionary with the London Missionary Society, lived in Matautu (1839–1879) and authored the first grammar and dictionary of the Samoan language, "A Grammar and Dictionary of the Samoan Language, with English and Samoan Vocabulary", which was first printed in 1862 at the Samoa Mission Press.
The village of Saleaula maintains strong traditional connections with Safotulafai to the east, through the paramount chiefly title of Letufuga. Safotulafai is the capital of the political district Fa'asaleleaga.