Pierre-Marie-Alphonse Favier-Duperron C.M.(Chinese: 樊國樑 Pinyin:Fan Guoliang Wade-Giles: Fan Kouo-Léang) was the Catholic Lazarist Vicar Apostolic of Northern Zhili, China and titular bishop of Pentacomia from 13 April 1899 until his death in 1905. During the Boxer Uprising of 1900, Favier was responsible for the defence and preservation of the Beitang Cathedral in Beijing, and the protection of thousands of Chinese Roman Catholic Christians. In the aftermath of the Boxer Uprising, Favier was accused of looting.

The Congregation of the Mission, abbreviated CM and commonly called the Vincentians or Lazarists, is a Catholic society of apostolic life of pontifical right for men founded by Vincent de Paul. It is associated with the Vincentian Family, a loose federation of organizations that look to Vincent de Paul as their founder or patron.