Congregation of the Mission (Congregatio Missionis; abbreviated as "C.M." in the Roman Catholic Church) is a vowed Roman Catholic society of apostolic life of priests and brothers founded by St. Vincent de Paul. It is associated with the Vincentian Family, a loose federation of organizations who claim St. Vincent de Paul as their founder or Patron. They are popularly known as Vincentians, or Paules, Lazarites, Lazarists and Lazarians.