Keila da Silva Costa (born 6 February 1983) is a Brazilian long jumper and triple jumper. She has competed in three Olympic Games, 2004, 2008 and 2012, and has reached the final round both there and in World Championships and World Indoor Championships. She is the South American record holder in triple jump with 14.58 metres, and has 6.88 metres in the long jump. Both results were achieved in 2007.