Several ships of the Chilean Navy have been named Esmeralda
Esmeralda (1791), a Spanish frigate captured by Chile in 1820
Esmeralda (1855), a wooden steam corvette sunk during the War of the Pacific
Esmeralda (1884) or Izumi, a cruiser purchased by Japan in 1894
Esmeralda (1895) a cruiser [1]
Esmeralda (1944), ex-HMCS Glace Bay (K414)
Esmeralda (BE-43), a training ship of the Chilean Navy, launched in 1953