Carmem Sousa de Oliveira Furtado (born 17 August 1965 in Sobradinho, DF) is a retired Brazilian long-distance runner.
She finished eleventh in the 10,000 metres at the 1993 World Championships in a new South American record time of 31:47.76 minutes. She also holds the South American record in 5000 metres with 15:22.01 minutes and in the marathon with 2:27:41 hours from the 1994 Boston Marathon. She also won the 15 km (Saint Silvester Road Race in São Paulo) in 1995.
Oliveira also has two cross country titles to her name, having won the South American Cross Country Championships in 1992 and 1994.