History
Name	RMS Duke of Rothesay
Owner	1928–1948: London Midland and Scottish Railway 1948–1956: British Transport Commission
Operator	1928–1948: London Midland and Scottish Railway 1948–1956: British Transport Commission
Port of registry	Lancaster, United Kingdom
Route	1928–1956: Heysham - Belfast
Builder	William Denny and Brothers, Dumbarton
Yard number	1195
Launched	22 March 1928
Maiden voyage	30 April 1928
Fate	Scrapped 18 January 1957
General characteristics
Type	Turbine steam ship
Tonnage	3,606 GRT
Speed	21 Knots

The RMS Duke of Rothesay was a steamer passenger ship operated by the London Midland and Scottish Railway from 1928 to 1956.^[1]

She was commissioned with two other ships, the RMS Duke of Argyll (1928) and the RMS Duke of Lancaster (1927).

Built at William Denny and Brothers, Dumbarton and completed in 1928, she was designed to operate as a passenger ferry on the Heysham to Belfast route.

In 1956, along with her sister ships she was replaced by TSS Duke of Rothesay.