Family name Jaycox (Jaycox 
) , in all the world, is quite a rare last name. The last name Jaycox is habitual in the United States, where it is a rare surname, New Zealand, and Canada, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Jaycox | New Zealand, United States, Canada, Venezuela |
| sarah m. jaycox (1869-1928) (b. 1869) |
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| lisa jaycox researcher |
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| john m. jaycox American politician, US |
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| ted jaycox college basketball player (1949–1951) Florida |
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| michael p. jaycox |
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