Loir is a river in western France. It is a tributary of the Sarthe River. Its source is in the Eure-et-Loir département, north of Illiers-Combray . It joins the river Sarthe north of the city Angers.
Départements et towns crossed include
Tributaries include
- Ozanne
- Yerre
- Braye
- Aigre
- Conie