Abstract:
The presenteworkaimsatdiscussingthecohabitationinstituterecognizingthesame as a fa-milyentity in theBrazilian legal system, whichwilldealwiththeparallelrelationstomarria-geandstableunion, addressing a briefhistorical perspective oftheevolutionandprogres-softherightstotheconcubine , untiltheacceptanceandtheconceptionofthestableunion, tha-tofbeginningwasnotaccepted as a familiar entity in the legal order as in thesociety, more thatwasandis a common factual reality. Wecannow observe a more modernunderstan-dingofconcubinage in Family Law, thusrekindlingthediscussionabouttherecognitiono-frightstosuchrelationships.