King Idwal was a 3,631 GRT steam cargo ship completed in 1906 by J. Readhead & Sons for King Line Ltd. and managed by Philipps, Philipps & Co. Ltd.

She was sunk on 22 November 1917 by torpedo fired by German submarine U-75 approximately 35 nautical miles East of Girdle Ness or 29 nautical miles South-East by East of Buchan Ness.

She was en route from Archangel to Dunkirk with a cargo of wood.

This picture is of her identical sister ship King Frederick (2)