The Roman Catholic Diocese of Nanlong/Anlong (Latin: Nganlomen(sis), Chinese: 南龍, 安龍) is a diocese located in Anlong (Guizhou) in the ecclesiastical province of Guiyang in China.

• February 16, 1922: Established as Apostolic Prefecture of Nanlong 南龍/Anlong/Hin-y-fou 安龍/興義府 from the Apostolic Vicariate of Kweichow 貴州 and Apostolic Vicariate of Kwanghsi 廣西
• April 27, 1927: Promoted as Apostolic Vicariate of Nanlong 南龍/Anlong 安龍
• April 11, 1946: Promoted as Diocese of Nanlong 南龍/Anlong 安龍

• Bishops of Nanlong 南龍 (Roman rite)
  • Bishop Alexandre-François-Marie Carlo, M.E.P. (April 11, 1946 – January 26, 1952)
• Vicars Apostolic of Nanlong 南龍 (Roman Rite)
  • Bishop Alexandre-François-Marie Carlo, M.E.P. (April 21, 1927 – April 11, 1946)
• Prefects Apostolic of Nanlong 南龍 (Roman Rite)
  • Fr. Alexandre-François-Marie Carlo, M.E.P. (later Bishop) (November 22, 1922 – April 21, 1927)

• GCatholic.org
• Catholic Hierarchy