The youngest child of two attorneys, Tracy Scoggins was a prodigious athlete during her high school years, excelling in a numerous sports, including gymnastics and diving. She graduated from Dickinson High School at the age of sixteen and enrolled in Southwest Texas State University, where she studied physical education. While at STSU, Scoggins nearly qualified for a spot on the 1980 Olympic diving team.
Following graduation, Scoggins briefly taught physical education before being recruited by John Casablancas of the Elite Modeling Agency. Elite sent Scoggins to New York, where she worked for a year before taking on the European modeling circuit, including assignments in Italy, Germany, and France.
Scoggins returned to the United States and studied with the Herbert Berghoff Studio and the Wynn Hanmann Studio in hopes of lauching an acting career. Her first role was in the TV movie Twirl, also starring Heather Locklear, although she was soon cast in the 1984 television series Renegades. Scoggings also landed a role on the Dynasty spinoff The Colbys, playing Monica Colby, the daughter of Charlton Heston's character.
Scoggins landed a number of recurring or short-term roles on television series in the and 1990's, including society columist Catherine Grant in Lois & Clark: The New Adventures of Superman, Amanda Carpenter on Lonesome Dove: the Outlaw Years, Cassandra on Highlander, and Anita Smithfield in two Dallas TV movies.
Her most prominent role has been as Captain Elizabeth Lochley on the fifth season of science fiction series Babylon 5 and its spinoff series Crusade, in which she played a career military officer with a troubled past.