Cognomen Maness (Maness 
) , in the entire world, is quite a common surname. The last name Maness is characteristic of the United States, where it is quite a rare surname, Israel, where it is a rare surname, and New Zealand. Not in comparison with a country's population, it is the most numerous in the United States, France, and Canada.
| VARIANT | COUNTRY |
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| Maness | France, Israel, United States, Canada, New Zealand |
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seth maness American baseball player, US (b. 1988) |
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| jay dee maness American musician (born 1945), US (b. 1945) |
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| donald c. maness (b. 1942) |
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| terry s. maness (b. 1949) |
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| james maness American football player, US (b. 1963) |
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| michael maness researcher ORCID ID = 0000-0001-5780-8666 |
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| william dale maness Ph.D. University of Kansas 1957 |
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| jack maness American musician, US |
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| ryan maness American cybersecurity expert |
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| sarah b maness researcher (ORCID 0000-0003-0757-7972) |
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| niels o maness researcher (ORCID 0000-0002-2846-8313) |
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| nicholas j maness researcher (ORCID 0000-0002-9332-7891) |
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| robert stafford maness Ph.D. Texas A&M University 1992 |
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| patricia f maness researcher (ORCID 0000-0003-2481-5610) |
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| kathy maness |
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