Blake was the favourite to be crowned men's sprint champion at Carrara Stadium, but the Jamaican could only take bronze after he failed to recover from a poor start and South Africa's Simbine eased to victory in 10.03 seconds ahead of compatriot Henricho Bruintjies.
Ahye became the first woman from Trinidad and Tobago to win 100m gold, crossing the line in 11.14secs ahead of Jamaica duo Christania Williams and Gayon Evans on the Gold Coast.
