Keith"s brother Max Rowley was also a successful cyclist, winning the Blue Riband for the fastest time in the Warrnambool in 1950 and 3rd in the Australian national road race in 1948 and 1952. Max and Keith finished 1st and fastest and 2nd and 2nd fastest respectively in the 1948 Tour of Gippsland.
He twice won the Australian national road race title in 1947, by winning a sprint point 150 miles (240 km) into the Melbourne to Warrnambool Classic and in 1950 by winning the first championship race over 125 miles (201 km) at Cronulla, NSW. Rowley also won the Blue Riband for the fastest time in the Melbourne to Warrnambool in 1947.
