Gates is a surname, and may refer to:
Gates family
The Gates family of Seattle, Washington. Members of this family include:
- Bill Gates (born 1955), Chairman of Microsoft
- Melinda Gates (born 1964), American philanthropist, wife of Bill Gates
- William H. Gates, Sr. (born 1925), retired attorney and philanthropist, Bill's father
- Mary Maxwell Gates (1929-1994), American philanthropist, Bill's mother
- Mimi Gardner Gates (born 1942), American art historian, William Sr.'s second wife