Tags: Swimmer.
Cláudio Mamede Kestener (born December 20 1961 in São Paulo) is a former international butterfly swimmer from Brazil who participated in a Summer Olympics for his native country.He is the son of Rolf Kestener who participated in the 1948 Summer Olympics in London.At the 1980 Summer Olympics in Moscow he finished 8th in the 4×100-metre medley final breaking the South American record.