Peggy Waleska (born 11 April 1980) is a German rower.
Waleska was born in 1980 in Pirna, a town in Saxony. She is a world champion rower who won a gold medal in the women's quadruple sculls in Lucerne, Switzerland, in 2001 and successfully defended the title in Seville, Spain, in 2002.
At the 2004 Athens Summer Olympics, Waleska won a silver medal in the women's double sculls event.