Last name Грегуар (Gregoire 
, Grégoire , Грегуар 
) , all around the world, is a common cognomen. The surname Грегуар is characteristic of Dominica, where it is a common surname, Belgium, where it is quite a common surname, and Mauritius (explore the name in all countries). Not in comparison with a country's population, it most frequently occurs in France, Canada, and the United States. Likewise, Грегуар is the forename as well as the last name.