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Simona Waltert (born 13 December 2000) is a Swiss tennis player. Waltert has career-high WTA rankings of 118 in singles, achieved on 12 September 2022, and 180 in doubles, reached on 7 March 2022. Up to date, she has won one doubles title on the WTA Tour, and six singles and four doubles titles at tournaments of the ITF Circuit.