The Petite Maine (French pronunciation: [pətit mɛn]; also: Maine) is a river in western France.

It is a 68.4 km (42.5 mi) long left tributary of the Sèvre Nantaise near Vertou.

Its basin area is 679 km2 (262 sq mi).

[1] The lowermost 6 km up to Château-Thébaud is navigable.

[2]