John Ambrose Dumpangol (born 2 March 1952) is a Malaysian politician who served as a Senator from January 2018 to January 2024.

He is a member of the Parti Gagasan Rakyat Sabah (GAGASAN), a component party of the Gabungan Rakyat Sabah (GRS) coalition and was a member of Malaysian United Indigenous Party of Sabah (Sabah BERSATU), a former component party branch of the GRS coalition and component party of the Perikatan Nasional (PN) coalition and was a member of the United Malays National Organisation (UMNO), a component party of the Barisan Nasional (BN) coalition.

[1][2] He left UMNO on 13 December 2018,[3] joined BERSATU on 15 March 2019 and moved to Sabah BERSATU after its formation on 6 April 2019.

He is of Kadazan-Dusun descent and is a Christian of the Roman Catholic denomination.

This article about a Malaysian politician is a stub.