SM UB-58 was a German Type UB III submarine or U-boat in the German Imperial Navy (German: Kaiserliche Marine) during World War I. She was commissioned into the Flanders Flotilla of the German Imperial Navy on 10 August 1917 as SM UB-58. She operated as part of the Flanders Flotilla based in Zeebrugge. UB-58 was sunk at 04:15 on 10 March 1918 at 50°58′N 01°14′E / 50.967°N 1.233°E after striking a mine; 35 crew members lost their lives in the event.