Doina can refer to:
- Doina, a traditional Romanian music genre
- Doina, 1883 poem by Mihai Eminescu
- Doina (film), a short film by Nikolas Grasso
- Doina (given name), a Romanian feminine given name
- Doina (moth), a genus of moths
- Doina, a village in Girov commune, Neamț County, Romania
- Doina, a village in Răuseni commune, Botoșani County, Romania
- Doina, Cahul, a commune in Cahul District, Moldova