Surname Ridenour (Ridenour 
) , worldwide, is quite a common family name. The cognomen Ridenour is habitual in the United States, where it is quite a rare surname, Canada, where it is a rare surname, and New Zealand. In absolute terms, it is the most numerous in the United States, Canada, and China.
| VARIANT | COUNTRY |
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| Ridenour | Canada, New Zealand, United States, Israel, China |
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louis ridenour American scientist, US (b. 1911) |
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| mabel loeb ridenour advertising executive, US (b. 1888) |
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james m. ridenour Director of the United States National Park Service, US (b. 1942) |
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amy ridenour American activist, US (b. 1959) |
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| chase l. ridenour researcher (ORCID 0000-0002-2716-0763) |
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| timothy ridenour Ph.D. University of California, Riverside 2010 |
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| desmond ridenour college basketball player (2014–2018) Duquesne; Kent State |
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| callie ridenour researcher |
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| ty a ridenour researcher |
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| john b ridenour researcher |
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| jim ridenour college basketball player (1957–1958) Purdue |
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| bob ridenour college basketball player (1954–1956) Kent State |
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| jeremy m ridenour researcher |
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| chase ridenour college basketball player (2020–2020) Tennessee Tech |
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| james ridenour researcher (ORCID 0000-0001-8809-3632) |
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