Maria Conceição da Costa Ferreira (born 13 March 1962 in Aveleda) is a retired Portuguese long-distance runner.
She won the 1993 IAAF World Half Marathon Championships, and finished sixth in 10,000 metres at the 1993 World Championships.
International competitions Representing 1984Olympic Games Los Angeles, United States39thMarathon2:50:581986Goodwill Games Moscow, Soviet Union13th5000 m15:54.01European Championships Stuttgart, West Germany26th10,000 m33:38.231988Olympic Games Seoul, South Korea20thMarathon2:34:231990Pittsburgh MarathonPittsburgh, United States 1stMarathon2:30:34European Championships Split, SFR Yugoslavia—MarathonDNF1991World Championships Tokyo, Japan11th10,000 m32:29.121993World ChampionshipsStuttgart, Germany6th10,000 m31:30.601994European Championships Helsinki, Finland 2nd10,000 m31:32.82
References