Margriet Matthijsse (born 16 April 1977, in Rotterdam) is a sailor from the Netherlands, who represented her country for the first time at the 1996 Olympics in Atlanta. Matthijsse took the silver in Europe. In the 2000 Olympics in Sydney Matthijsse took her second silver medal again in Europe. Matthijsse final Olympic appearance was during the 2004 Olympics in Athens. As crew in the Women's 470 with helmsman Lisa Westerhof she took 9th place. She received the ISAF World Sailor of the Year Award in 1999.