Dubovsky (masculine), Dubovksa/Dubovskaya (feminine), or Dubovskoye (neuter) may refer to:
In Canada, a certain number of Dubovsky families moved to Province of Manitoba (as Christian Orthodox), and others moved to Province of Quebec under the name Diament (and changing to Christian Catholics). Descendant: Henri Diament (1873-1948), was the owner of the butter factory in St-Leonard-de-Portneuf. Monsignor Joseph Diament (1901-1997), teacher specialized in chemistry and physics, was the Director of College Sainte-Anne-de-La-Pocatiere, and was a founder of the Agricultural Faculty of Laval University, Claire Diament was a backvocal for the group Supertramp and Roger Hodgson.