HMS C34

HMS C34 was a C-class submarine built by HM Dockyard, Chatham for the Royal Navy. She was laid down on 29 March 1909 and was commissioned on 17 September 1910.

C34 was sunk by the German submarine SM U-52 off Fair Isle in Shetland while on the surface on 24 July 1917. The only survivor was picked up by U-52.