Dieppe was a steam passenger ferry that was built in 1905 for the London, Brighton and South Coast Railway.

She was requisitioned during the First World War for use as a troopship and later as a hospital ship HMS Dieppe, returning to her owners postwar.

[1] When converted to a private yacht, the turbines were replaced by two 8-cylinder Atlas diesel engines.

On 27 February 1916 she took aboard over 100 survivors from the 12,431 GRT P&O passenger liner Maloja, which was sunk by a mine off Dover.

[5] On 27 November 1924 Dieppe had a mishap in which she ended up hitting the breakwater at Newhaven Harbour stern first.

[9] On 26 September 1936, Rosaura was in collision with the Dutch coaster Henca at Amsterdam, Netherlands and was severely damaged.

Rosaura was requisitioned by the Royal Navy in the Second World War for use as an armed boarding vessel in the Contraband Control Service.

[12] On 18 March 1941 Rosaura struck a mine off Tobruk and sank, claiming the lives of 78 people.