Abdul Aziz Bari (born 22 August 1959) is a Malaysian politician, academic, professor and lecturer who has served as Member of the Perak State Legislative Assembly (MLA) for Tebing Tinggi since May 2018.

[5] Whilst serving as a lecturer in IIUM he was suspended[6] for his observations on statements of the Sultan of Selangor in a much controversial publicised action by Muslim religious authorities against a Methodist church for proselytization.

Aziz for the first time stood in the 2013 general election (GE13) as People's Justice Party (PKR) candidate for the Sabak Bernam parliamentary seat contesting against Mohd Fasiah Fakeh from United Malays National Organisation (UMNO) of Barisan Nasional (BN).

[12] He stood as a candidate in the Perak state assembly seat of Tebing Tinggi[13][14] in the 2018 general election (GE14).

[15] He retained the seat and was reelected as the Tebing Tinggi MLA with a smaller majority of only 660 votes in the 2022 Perak state election.

Aziz was appointed as the EXCO Chairman for Education, Environment, Green Technology & Information in the Pakatan Harapan (PH) new state government until its collapse due to the political crisis in 2020.

[clarification needed][28] While lecturing in UNISEL, Aziz was probed for sedition arising from an online newsportal report Sultan Selangor terikat Deklarasi 1992, perlu lantik Wan Azizah, kata Aziz Bari and Only God, not Sultan, has absolute powers.

[32] Other responses included one from fellow Perak State EXCO member A.Sivanesan who claimed that UMNO was 'daydreaming'.