Sagara can refer to:
- Sagara (ethnic group), people of Tanzania
- Sagara (Vedic king)
- Sagara, Karnataka, a town in Karnataka India
- Sagara, Kumamoto, a village in Kumamoto Prefecture, Japan
- Sagara, Shizuoka, a village in Shizuoka Prefecture, Japan
- Sagara (Tanzanian ward), an administrative ward in Tanzania
- Sagara (Japan), a clan of 16th century Japan
- Sagara Souzou, a leader of the Sekihotai military unit during the Boshin War
- Sousuke Sagara, the protagonist of the anime and manga series Full Metal Panic
- Sanosuke Sagara, a fictional character in the manga and anime series Rurouni Kenshin
- Sagara (Dragon King), one of the eight dragon kings (Hachidai Ryuuou) of Buddhism
- Michelle Sagara, an author who also writes under the pseudonyms of Michelle West and Michelle Sagara West