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title: "RING Heavyweight Rankings - October 1966"
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# RING Heavyweight Rankings - October 1966

RING Heavyweight rankings. Month: October 1966. This is the official monthly list, not BoxRec fight records. See [Box-Rank vs BoxRec](https://box-rank.com/blog/box-rank-vs-boxrec-which-boxing-site-should-you-use).

| Rank | RING (October 1966) |
| --- | --- |
| Champion | [Muhammad Ali (United States)](https://box-rank.com/boxer/muhammad-ali) - Champion |
| 1 | [Karl Mildenberger (Germany)](https://box-rank.com/boxer/karl-mildenberger) |
| 2 | [Ernie Terrell (United States)](https://box-rank.com/boxer/ernie-terrell) |
| 3 | [Joe Frazier (United States)](https://box-rank.com/boxer/joe-frazier) |
| 4 | [George Chuvalo (Canada)](https://box-rank.com/boxer/george-chuvalo) |
| 5 | [Floyd Patterson (United States)](https://box-rank.com/boxer/floyd-patterson) |
| 6 | [Manuel Ramos (Mexico)](https://box-rank.com/boxer/manuel-ramos) |
| 7 | [Thad Spencer (United States)](https://box-rank.com/boxer/thad-spencer) |
| 8 | [Jerry Quarry (United States)](https://box-rank.com/boxer/jerry-quarry) |
| 9 | [Oscar Bonavena (Argentina)](https://box-rank.com/boxer/oscar-bonavena) |
| 10 | [Leotis Martin (United States)](https://box-rank.com/boxer/leotis-martin) |

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HTML: https://box-rank.com/rankings/org/ring/heavyweight/october-1966
Markdown: https://box-rank.com/rankings/org/ring/heavyweight/october-1966.md