Cognomen Richbourg (Richbourg 
) , all over the world, is a rare last name. The family name Richbourg is habitual in the United States, where it is a rare surname, Venezuela, where it is a very rare surname, and Canada, where it is an extremely rare surname.
| VARIANT | COUNTRY |
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| Richbourg | United Kingdom, United States, Venezuela, Canada |
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lance richbourg American college baseball player, Major League Baseball player, outfielder, college baseball coach (1897-1975), US (b. 1897) |
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| robert f. richbourg Ph.D. Naval Postgraduate School 1987 |
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| heather a richbourg researcher |
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| nathan richbourg researcher (ORCID 0000-0002-5091-3321) |
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