Sandra YostSandra Yost is an Australian former competitive swimmer. She won various medals at the 1974 Commonwealth Games including Gold 200m Butterfly, Silver 200m Backstroke, Bronze 100m Butterfly.CareerShe competed at the 1973 World Aquatics Championships where she came 8th in the 800 metre freestyle and 6th in 200 metre butterfly where she set a competition record in the heats.Personal lifeShe attended Wavell State High School in Brisbane.