Super featherweight rankings, April 1971

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

Boxerbook rating at the end of April 1971: 1. Hiroshi Kobayashi, 2. Yoshiaki Numata, 3. Ricardo Arredondo.

Boxerbook rating

5 boxers met the list thresholds at the end of the month. μ ± RD; arrows show the move since the end of March 1971. How it works

1750 ± 92–

1743 ± 97–

1692 ± 107–

1598 ± 95–

1344 ± 152–

Boxerbook’s archive of the publishers’ lists starts in 2026, so there are none for April 1971.