Abbas Vaez Tabasi (Persian: عباس واعظ طبسی; 25 June 1935 – 4 March 2016) was an influential Iranian cleric who held memberships at different institutions.

Vaez Tabasi's daughter married Supreme Leader Khamenei's son, Sayyid Hassan.

[citation needed] His funeral was held on the following day with Ali Khamenei and other officials like President Hassan Rouhani attending the ceremony.

Vaez Tabasi, Ali Khamenei and Syed Abdul Karim Hashemi Nejad were the core of clerics in Mashhad revolutionary activities revolving around the Holy shrine of Imam Reza they managed.

Abbas Vaez Tabasi first in the year 1955 Mohammad-Javad Bahonar in Rafsanjan was invited to give a speech at a ceremony to be met.