Heavyweight rankings, April 1978

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

Boxerbook rating at the end of April 1978: 1. Muhammad Ali, 2. Ken Norton, 3. Gerrie Coetzee.

Boxerbook rating

10 boxers met the list thresholds at the end of the month. μ ± RD; arrows show the move since the end of March 1978. How it works

2398 ± 110–

2134 ± 113–

2009 ± 151–

1932 ± 111–

1922 ± 144–

1911 ± 106–

1802 ± 112–

1422 ± 129▲1

1408 ± 121▲1

1319 ± 93▲1

Boxerbook’s archive of the publishers’ lists starts in 2026, so there are none for April 1978.