Toyono (豊野町 Toyono-machi) was a town located in Kamiminochi District, Nagano, Japan.
On January 1, 2005 Toyono, along with the village of Ōoka, from Sarashina District, and the villages of Togakushi and Kinasa, all from Kamiminochi District, was merged into the city of Nagano.
As of 2003, the town had an estimated population of 10,090 and a density of 507.04 persons per km². The total area was 19.90 km².