SS Ben H. Miller was a British merchant ship of World War II.

A Liberty ship built in the United States in 1943, she was bareboat chartered to the British Ministry of War Transport, with Ellerman and Papayanni as managers.

The keel of the ship was laid on 20 November 1943, as Yard No.2292 on Way No.9, at the Bethlehem Fairfield Shipyard, in Baltimore, under US Maritime Commission contract 1844.

Her namesake, Ben H. Miller, was Washington correspondent for the Baltimore newspaper The Evening Sun before his death in the crash of an aircraft in 1942.

[2] She was immediately placed on bareboat charter to the British Ministry of War Transport, with Ellerman and Papayanni as managers.

[5] It was initially planned that her name would be changed before entering service with the British, taking a name beginning with the prefix "Sam", as was common practice.

[4] Ben H. Miller departed from Baltimore, on 9 January 1944, for New York City, where she arrived the next day.

She sailed on 31 January, for the Hampton Roads, Virginia, to join Convoy UGS 32,[7] which departed on 3 February, and arrived at Port Said, Egypt, on 1 March.

[7] Ben H. Miller departed from New York, on 25 July, as a member of Convoy HX 301, which arrived at Liverpool, Lancashire, on 8 August.

Ben H. Miller departed from Southend, on 1 September, for Loch Ewe, via Convoys FN 1467 and EN 431.

[13] Ben H. Miller was a member of Convoy UGS 57, which departed from New York, on 12 October, and arrived at Port Said, on 9 November.

[7] In 1947 Ben H. Miller was sold to her managers, who transferred her to their subsidiary Ellerman & Bucknall SS Co., and renamed her City of Shrewsbury.

[5] On 27 October 1962, during the Cuban Missile Crisis, Marucla was the only merchant ship to be intercepted by the Americans as she sailed to Cuba.