TSS Slieve Bloom was a twin screw steamer cargo vessel operated by the London and North Western Railway from 1908 to 1918.
She was completed by Vickers, Sons and Maxim Limited for the London and North Western Railway in 1908.
She sank near South Stack lighthouse after a collision with the on 31 March 1918, with the loss of all her cargo including 370 cattle and 12 horses. One passenger died; the others were evacuated to lifeboats and rescued by another ship.