Britannic was the third, last-built, and largest member of the
White Star Line's of vessels. She was the
sister ship of and , and was intended to enter service as the
transatlantic passenger liner,
Britannic. The White Star Line used
Britannic as the name of two other ships: (1874), holder of the
Blue Riband and (1929), a motor liner, owned by White Star and then Cunard, scrapped in 1960.