The Little Shashiskau River is a river in northern Cochrane District in Northeastern Ontario, Canada.

[1] It is part of the James Bay drainage basin, and is a right tributary of the Shashiskau River.

The river begins at an unnamed lake in the Shashiskau Hills and flows north then northwest to Shashiskau Lake as a right tributary of the Shashiskau River.

The Shashiskau River flows via the Kesagami River and the Harricana River to James Bay.

This article related to a river in Northern Ontario, Canada is a stub.