Vanessa Williams is the name of:

• Vanessa L. Williams (born 1963), American R&B/pop singer and actress, Miss America, actress on Ugly Betty and Desperate Housewives
• Vanessa A. Williams (born 1963), American actress, a star on Melrose Place and the 2000 television series version of Soul Food
• Vanessa R. Williams (born 1960), American gospel singer, began recording in the 2000s

[ Source: Wikipedia ]