Maria Fernanda Moreira Ribeiro, GCIH (Portuguese pronunciation: [fɨɾˈnɐ̃dɐ ʁiˈbɐjɾu]; born 23 June 1969), is a long-distance runner born in Penafiel, Portugal. The pinnacle of her career was at the 1996 Summer Olympics when she won the women's 10000 m gold medal, establishing a new Olympic record of 31:01.63. Her victory gave Portugal its third Olympic gold medal.