Heavyweight rankings, May 1977

Computed retroactively from today’s data and formula; not the lists as published then.

Boxerbook rating at the end of May 1977: 1. Muhammad Ali, 2. George Foreman, 3. Joe Frazier.

Boxerbook rating

14 boxers met the list thresholds at the end of the month. μ ± RD; arrows show the move since the end of April 1977. How it works

2483 ± 107–

2266 ± 127–

2214 ± 118–

2076 ± 119–

2003 ± 148–

1964 ± 114–

1909 ± 101–

1917 ± 110–

1875 ± 153new

1734 ± 158▼1

1628 ± 127▼1

1583 ± 104▼1

1440 ± 128▼1

1402 ± 96new

Boxerbook’s archive of the publishers’ lists starts in 2026, so there are none for May 1977.