Yamauchi Yasutoyo
- Sons: Yamauchi Tadayoshi
- Distinction: Yamauchi retainer
Yasutoyo was a younger son of Yamauchi Moritoyo. He assisted his elder brother Kazutoyo in quelling the difficult elements of Tosa province and was awarded the district of Nakamura and daimyô status.
References
- Initial text from Sengoku Biographical Dictionary (Samurai-Archives.com) FWSeal & CEWest, 2005