Nicusor Esanu (born 12 December 1954) is a retired Romanian sprint canoer.
He competed in the K-4 1000 m event at the 1976 and 1980 Olympics and placed fourth and second, respectively.
At the world championships he won six medals with a gold (K-2 10000 m: 1979), three silvers (K-2 500 m: 1978, K-4 1000 m: 1978, K-4 10000 m: 1975), and two bronzes (K-2 10000 m: 1978, 1981).Esanu spent his entire career at CSA Steaua Bucure?ti, and after retiring from competitions worked as a coach there.