Gonam, also known as Guonam (Russian:Гонам, Гуонам) is a river in Yakutia in Russia, a left tributary of the Uchur River (Lena's basin). The length of the river is 686 kilometres (426mi). The area of its drainage basin is 55,600 square kilometres (21,500sqmi). Its main tributaries are the Sutam and Algama Rivers.