The South Division One (currently known as 'Mowi South Division 1' for sponsorship reasons) is the third tier of the Shinty league system.
League champions are awarded the Dunn Cup and play-off against the North Division One champions for promotion to the National Division.
The 2018 Marine Harvest South Division 1 will consist of the following teams: *Denotes Reserve team *Lochside Rovers are the 2nd team for Premiership side Oban Camanachd* 1980's: South Division One the top tier of Shinty.
Winners of North Division One and South Division One playing in National final with eventual winner gaining promotion to National Division One (2nd tier).
Champions guaranteed promotion to the Premier Division.