Little Cedar River is an 8.1-mile-long (13.0 km) river in Gladwin County in the U.S. state of Michigan.

The Little Cedar rises in Buckeye Township at 43°55′08″N 84°24′18″W / 43.91889°N 84.40500°W / 43.91889; -84.40500 (Little Cedar River (source)), and flows primarily south into the Tobacco River at 43°50′30″N 84°23′17″W / 43.84167°N 84.38806°W / 43.84167; -84.38806 (Little Cedar River (mouth)).

Pete Drain, which feeds into the Little Cedar, is also known as the Little Cedar River.

From the mouth:

• (right) Otgen Drain
• (left) Snyder Drain
• (right) Hoover Drain
• (right) Crockett Drain
• (left) Dow Creek
• (left) Rich Drain
• (right) Smith Drain
• (right) Hay Drain
• (right) McMahan Drain
  • (left) Martin Drain
• (right) Graham Drain
  • (left) Bennet Drain
• (right) Pete Drain