Horio Yoshiharu
| Horio Yoshiharu | |
|---|---|
| 堀尾 吉晴 | |
| Horio Yoshiharu | |
| Head of Matsue clan | |
| In office 1590–1599 | |
| Succeeded by | Horio Tadauji | 
| Personal details | |
| Born | 1542 Ōguchi, Aichi Prefecture, Owari | 
| Died | July 26, 1611 | 
| Children | Horio Tadauji | 
| Nickname | "Mosuke" | 
| Military service | |
| Allegiance | Oda clan Toyotomi clan Tokugawa clan Tokugawa shogunate | 
| Rank | Daimyo, chūrō | 
| Unit | Matsue clan | 
| Battles/wars | Siege of Inabayama Battle of Tenmokuzan Siege of Takamatsu Battle of Yamazaki Battle of Shizugatake Toyama Campaign Kyushu Campaign Siege of Odawara | 
Horio Yoshiharu (堀尾 吉晴, 1542 – July 26, 1611) was a Japanese daimyō during the Azuchi–Momoyama and Edo periods. He was appointed to the position of one of san-chūrō (three arbiters) by Toyotomi Hideyoshi along with Ikoma Chikamasa and Nakamura Kazuuji. He was the first leader of the Matsue clan and also known as Horio Mosuke (堀尾 茂助).