William Clifford is a retired American professional soccer defender who spent three seasons in the USISL.
[1] He attended the University of South Carolina, playing on the men's soccer team from 1992 to 1995.
[2] In 1996, he turned professional with the South Carolina Shamrocks of the USISL.
[3] On February 2, 1997, the Columbus Crew selected Clifford in the third round (twenty-eighth overall) of the 1997 MLS Supplemental Draft.
In April 1998, Clifford suffered a career ending broken foot during practice.