Andrzej Klimaszewski had the following podium finishes at the Flatwater World Championships: 2nd 1978 K4 10000 m (with Krzysztof Lepianka, Zdzisław Szubski, and the non-Olympian Zbigniew Torzecki), 2nd 1979 K4 10000 m (with Krzysztof Lepianka, Zdzisław Szubski, and the non-Olympian Zbigniew Torzecki), 2nd 1981 K4 10000 m (with Ryszard Oborski, Zdzisław Szubski, and the non-Olympian Leszek Jamroziński), 3rd 1977 K4 10000 m (with Krzysztof Lepianka, Zdzisław Szubski, and the non-Olympian Zbigniew Torzecki), 3rd 1983 K4 10000 m (with Ryszard Oborski and the non-Olympians Ireneusz Clurzyński and Krzysztof Szczepański).