Light heavyweight rankings, May 1981

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

Boxerbook rating at the end of May 1981: 1. Michael Spinks, 2. Matthew Saad Muhammad, 3. Marvin Johnson.

Boxerbook rating

10 boxers met the list thresholds at the end of the month. μ ± RD; arrows show the move since the end of April 1981. How it works

2101 ± 191–

2066 ± 105–

1831 ± 118–

1814 ± 119–

1814 ± 98–

1568 ± 111–

1518 ± 137–

1502 ± 172–

1486 ± 88–

1303 ± 127–

Boxerbook’s archive of the publishers’ lists starts in 2026, so there are none for May 1981.