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Mateusz Sawrymowicz (born 22 April 1987 in Lublin) is a Polish swimmer who specializes in the 1500 m freestyle. Having won in Melbourne in 2007 he became the first person to beat Grant Hackett at the 1500 m in the World Championships for 10 years. Later in the year in Debrecen, he became the first person to beat Yury Prilukov in the European Short Course Championships for 5 years.