In the entire world, Jean-Alphonse (Jean-Alphonse 
) is a very rare boy's first name. The first name Jean-Alphonse is habitual in Western Europe, particularly France, where it is a very rare masculine name. More prevalently, Jean-Alphonse is the last name as well as the forename. Parts of the name also exists independently as a first name Jean, and a first name Alphonse.
| VARIANT | COUNTRY |
|---|---|
| Jean-Alphonse | Canada, France, United States |
| jean-alphonse rosset de rochefort born 1709–died 1766; Swiss churchman, Protestant, theologian, CH (b. 1709) |
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| jean-alphonse keim French art historian and theorist of photography, FR (b. 1904) |
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Marc, Charles, Colette, Cedrick, Patrick, Richard, Laurent, Lindsay, Juliana, Vanessa, Fabrice, Olivier, Marianne, Mathilde, Mireille, Patricia, Rosalind, Ludivine, Juliette, Victoria, Frederic, Stephanie, Antoine, Sabrina, Mégane, Maxence, Alex, Paul, Léa, Maguy, Sarah, Brice, Kevin, Diane, José, Edris, Alexandre, Henry, Shymen, Steeve, Alexia, Ashley, Celine, Denise, Daniel, Thomas, Elodie, Xavier, Michel, and Angéline