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 and the .
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.