USS Cinnamon (AN-50/YN-69) was an Ailanthus-class net laying ship which served with the U.S. Navy in the South Pacific Ocean theatre of operations during World War II.

Her career was without major incident, and she returned home after the war bearing one battle star to her credit.

Departing San Diego, California, 6 April 1944, Cinnamon arrived at Milne Bay, New Guinea, 18 May.

She supported operations in the New Guinea area until 17 January 1945 when she sailed to Manus and the Philippines, where she remained until 17 November.

Cinnamon was awarded one battle star for service in World War II.