Maria Cecilia Christina Östling (born 17 January 1978) is a former breaststroke swimmer from Sweden, who twice won a gold medal at the European Championships. She competed for her native country at the 1996 Summer Olympics in Atlanta, Georgia, in the women's 100 m breaststroke (23rd place) and the women's 200 m breaststroke (21st place). Östling also participated in the 2004 Summer Olympics, finishing in 17th place in the women's 100 m breaststroke.