Iwashiro
Iwashiro may refer to:
- Iwashiro Province, a former province of Japan
- Iwashiro, Fukushima, a former town in Adachi District, Fukushima Prefecture, Japan
- Iwashiro Station, a railway station in Wakayama Prefecture, Japan
People with the surname
- Template:Nihongo, Japanese composer
- Template:Nihongo, Japanese manga artist