Meredith Lee Rainey-Valmon (born October 15, 1968 in Brooklyn, New York) is an American runner who specialized in the 800 metres.
Her personal best time was 1:57.04 minutes, achieved at the 1996 Olympic Trials.
She is also a two-time Olympian, in 1992 and 1996.
In 1996, she married her coach Andrew Valmon.
Running for Harvard University, she dominated Ivy League competition and won two NCAA Championships in the 800 meters in 1989, Indoors and Outdoors.