Najuma "Nancy" Fletcher (born 31 May 1974) is a former Guyanese track and field athlete.
As a 16 year old, she placed fourth in the high jump at the 1990 Central American and Caribbean Games.
From 1992-96, she earned 14 first-team All-America citations and was a six-time Big East champion and was the first woman in Pitt history to win an individual NCAA track and field title when she captured the 1995 indoor triple jump.
[5][6] Her husband, Brett Shields, was a part of the school record-holding sprint hurdle relay team.
Their daughter, Mikayla Shields, played on the University of South Carolina volleyball team.