Toyono, Nagano
[file:Nagano city Toyono branch office 1.jpg|thumb|former Toyono List of towns in Japan|town hall]
Toyono was a town located in Kamiminochi District, Nagano Prefecture, Japan.
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.
On January 1, 2005, Toyono, along with the village of Ōoka, and the villages of Kinasa and Togakushi, was merged into the expanded city of Nagano.