Yamauchi Kazutoyo | |
|---|---|
| 山内 一豊 | |
 | |
| Lord of Kakegawa | |
| In office 1590–1600 | |
| Succeeded by | Matsudaira Sadakatsu |
| Lord of Tosa | |
| In office 1601–1605 | |
| Preceded by | Chōsokabe Morichika |
| Succeeded by | Yamauchi Tadayoshi |
| Personal details | |
| Born | 1546? Owari Province, Japan |
| Died | November 1, 1605 Kōchi, Japan |
| Spouse | Yamauchi Chiyo |
| Military service | |
| Allegiance | Oda clan Toyotomi clan Eastern army |
| Battles/wars | Battle of Anegawa (1570) Battle of Yamasaki (1582) Battle of Shizugatake (1583) Battle of Komaki-Nagakute (1584) Siege of Odawara (1590) Battle of Sekigahara (1600) |
Yamauchi Kazutoyo (山内 一豊, やまうち かつとよ), also spelled Yamanouchi (1545/1546? – November 1, 1605), was a retainer of Oda Nobunaga and later Toyotomi Hideyoshi. His father Yamauchi Moritoyo was a descendant of Fujiwara no Hidesato, a senior retainer of the Iwakura Oda clan (opposed to Oda Nobunaga) and lord of Kuroda castle in Owari Province at the end of the Sengoku period of Japan. He was famous as the husband of Yamauchi Chiyo.