- Who
- Hank Aaron
- Where
- United States ()
- When
- 1974
The highest confirmed volume of mail received by any private citizen in one year is 900,000 letters by the baseball star Hank Aaron (USA), reported by the US Postal Department in June 1974.
About a third were letters of hate engendered by his bettering of Babe Ruth's career record for 'home runs'.