Saskia is a feminine name. There is some discrepancy as to the origins of the name. The name is often said to be of Dutch origin, which originally meant a Saxon woman (alteration of Saxia).However, the name Saskia is thought by some to be of Slavic origin meaning protector of mankind.It has also been suggested that the name is of Danish origin and meant valley of light. Notable bearers of this name include: 1  Saskia Bartusiak (born 1982), football player.he name is often said to be of Dutch origin, which originally meant a Saxon woman (alteration of Saxia). However, the name Saskia is thought by some to be of Slavic origin meaning protector of mankind. It has also been suggested that the name is of Danish origin and meant valley of light.