Several ships have been named Niagara. They include:
RMS Niagara, Cunard Line ship launched in 1848 , ocean liner launched in 1912 and sunk by a mine in 1940 , Thames sailing barge launched in 1898 , ocean liner launched in 1908 as Corse, renamed Niagara in 1910 and scrapped in 1931 : various United States Navy vessels of that name , transferred to the Royal Canadian Navy in 1940 and renamed HMCS Niagara Niagara (tug), wooden tugboat built in 1872, sank in 1904
See also Niagara (disambiguation)#Ships Niagara II (ship)