Costel Coşniţă (born 16 April 1943) is a Romanian sprint canoeist who competed in the early to mid-1970s. He won five medals at the ICF Canoe Sprint World Championships with a gold (K-4 10000 m: 1971), a silver (K-4 10000 m: 1975), and three bronzes (K-2 1000 m: 1971, K-2 10000 m: 1970, K-4 10000 m: 1973.