Toyohara was the name of Yuzhno-Sakhalinsk, Sakhalin Oblast, Russia, during its period of Imperial Japanese control.

Toyohara may also refer to:

Fengyuan District, so called during Imperial Japanese control Toyohara (surname) Toyohara Station, a station in Nasu, Tochigi Prefecture, Japan Toyohara Sub-Prefecture, in Karafuto Fortress