Mandy K. Leach (born 20 August 1979) is a retired female freestyle swimmer from Zimbabwe. She represented her native African country at the 2000 Summer Olympics in Sydney, Australia. There, as a 200m free-stylist, she passed the preliminary rounds in 2:01.05 and continued into the semi-finals where she ended up in 13th place in the overall-rankings, clocking at 2:00.60 in the semi-finals.