 In his remarkable representative rowing career, on all six occasions that James Stewart won a world championship or Olympic medal, he was racing with his brother Geoff who won the same medal.James Stewart's senior club rowing was from the UTS Haberfield Rowing Club on Sydney's Iron Cove.Stewart's first state representative selection for New South Wales came in 1992 in the youth eight who contested and won the Noel F Wilkinson Trophy at the Interstate Regatta within the Australian Rowing Championships From 1994 to 2004 he rowed in eleven consecutive New South Wales men's senior eights competing for the King's Cup at the Interstate Regatta.