Last name Jean-Franã Ois (Jean-Franã Ois 
) , across the world, is an extremely rare cognomen. Much more frequently, Jean-Franã Ois is the forename as well as the last name. Parts of the name also exists independently as a first name Jean.
| VARIANT | COUNTRY |
|---|---|
| Jean-Franã Ois | Canada |
Mag, Goulet, Lavoie, Lortie, Nadeau, Fortin, Bernard, Bernier, Boucher, Poirier, Raymond, Grenier, Lambert, Lacroix, Lemaire, Leclerc, Lejeune, Jacques, Ouellet, Bilodeau, Gauthier, Lapointe, Gagnã, Gagnon, Dufour, Dupuis, Cyr, Roy, Ory, Adam, Dohr, Gros, Lang, Morin, Audet, Caron, Lefebvre, Petit, Lebel, Martin, Andrã, Colomb, Cã Tã, Brunet, Proulx, Picard, Delrue, Dubois, David, and Tremblay