Ships hit during WWI

HMS Formidable

HMS Formidable’s sister ship HMS Irresistible

NameHMS Formidable
GRT15,000 tons (one of the largest ships hit)
Country  British
BuilderPortsmouth Dockyard
OperatorRoyal Navy
HistoryShe was one of 3 battleships of the Formidable class built from 1898 - 1902. Her sisters were HMS Irresistible (lost at Dardanelles on 18 March 1915) and HMS Implacable (scrapped in 1921). Crew was about 711 men.

U-boat attacks on Battleship Formidable

DateU-boatLoss typePositionLocationRouteCargoCasualties
11 Jan 1915U 24 (Rudolf Schneider)SunkTorpedoed 30 miles S of Lyme Regis
50° 13'N, 3° 04'W


Position of attack on Formidable


1915 (1).

Click on any marker to see the info on vessel. Left double-click to zoom-in. Right double-click to zoom-out.

1 map position found. In some cases the exact positions of losses are not known, those are not shown.

If you can help us with any additional information on this vessel then please contact us.

Return to WWI Ships Attacked main page