William Nixon
William, Willie, or Bill Nixon may refer to:
- William Charles Wallace Nixon, professor of obstetrics and gynaecology, london
- William Nixon (minister), Moderator of the General Assembly of the Free Church of Scotland
- William M. Nixon, English Australian gunmaker
- William Penn Nixon, American publisher
- William Nixon (architect), Australian architect in New South Wales
- William Glennie Nixon, Canadian farmer
- Bill Nixon, English footballer
- Willie Nixon, American baseball player