Surname Jean-Roch (Jean-Roch 
) , in the world, is an extremely rare last name. The last name Jean-Roch is habitual in Western Europe, particularly France, where it is a very rare surname. Much more prevalently, Jean-Roch is the forename as well as the last name. Parts of the name also exists independently as a first name Jean, and a first name Roch.
| VARIANT | COUNTRY |
|---|---|
| Jean-Roch | Canada, France, New Zealand, United States, Belgium |
Roy, Girard, Labrie, Lavier, Lavoie, Ledouble, Lebret, Lefort, Tomaso, Vachon, Fortin, Mathieu, Meunier, Schmitt, Brisson, Garneau, Jacques, Marchand, Bergeron, Belanger, Bouchard, Dallaire, Gagnon, Dufour, Poulin, Perron, Cote, Dube, Hall, Matte, Morin, Sales, Simon, Serra, Biras, Bigot, Gauthier, Pioch, Lemay, Lebel, Hamel, Martin, Masson, Miquel, Simoni, Simard, Coupal, Cognet, Dumas, and Tremblay