Convoy ON 122 was a trade convoy of merchant ships during the second World War. It was the 122nd of the numbered series of ON convoys Outbound from the British Isles to North America. The ships departed Liverpool on 15 August 1942 and were joined on 17 August by Mid-Ocean Escort Force Group B-6 consisting of V and W class destroyer Viscount with the Norwegian-manned Flower class corvettes Potentilla, Eglantine, Montbretia, and Acanthus and the Convoy rescue ship Stockport.