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Note: The IBF and WBO did not exist. The WBA and WBC September 1978 rankings are not available.
RankRINGSeptember 1978
Champion
United States flagMuhammad AliNEW
World Champion
Muhammad Ali: won the Ring heavyweight title on 15 September 1978, ending Leon Spinks's reign. Event date: 15 September 1978. First shown in the September 1978 rankings.Official source
1United States flagLarry Holmes+1
2United States flagLeon SpinksWas champ
3United States flagKen Norton
4United States flagRon Lyle
5United States flagJimmy Young
6South Africa flagKallie Knoetze+1
7Spain flagAlfredo Evangelista-1
8South Africa flagGerrie Coetzee
9Puerto Rico flagOssie Ocasio
10Argentina flagDomingo D'Elia

Sources

September 1978 archive

Box-Rank presents each published list in a consistent format. Browse this division and its archive, read the methodology, or see how Box-Rank differs from BoxRec.

WBA Heavyweight Title History

WBC Heavyweight Title History

IBF Heavyweight Title History

WBO Heavyweight Title History

RING Heavyweight Title History

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