The list of shipwrecks in September 1914 includes ships sunk, foundered, grounded, or otherwise lost during September 1914.
World War I: The Pathfinder-class cruiser was torpedoed and sunk in the Firth of Forth (56°07′N 2°09′W / 56.117°N 2.150°W / 56.117; -2.150 (HMS Pathfinder)) by SM U-21 ( Imperial German Navy) with the loss of 260 of the 270 people on board.
[10] World War I: Battle of Trindade: The auxiliary cruiser was sunk at Trindade, Brazil in a battle with HMS Carmania ( Royal Navy) with the loss of 51 of her 330 crew.
World War I: Action of 22 September 1914: The Cressy-class cruiser was torpedoed and sunk in the North Sea off the Dutch coast (52°18′N 03°41′E / 52.300°N 3.683°E / 52.300; 3.683 (HMS Aboukir)) by SM U-9 ( Imperial German Navy) with the loss of 527 lives.
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