Abhidhajamahāraṭṭhaguru (Burmese: အဘိဓဇမဟာရဋ္ဌဂုရု, pronounced [ʔəbḭdəza̰ məhà ràʔtʰa̰ gṵrṵ], lit. 'Most eminent great guru of the country') is an honorific Burmese Buddhist title conferred by the government of Myanmar, to the Buddhist monks who have contributed to the pariyatti field. The awardees are annually announced on the 4th January, the Independence Day of Myanmar.

The title is equivalent to the Rājaguru (ရာဇဂုရု) or Rājādhirājaguru (ရာဇာဓိရာဇဂုရု) titles which were offered by the Burmese kings to distinguished sayadaws, in the Konbaung period.^[1]

According to the section 6 (A) of the Provisions on the Religious Titles promulgated on 17 June 2015, a recipient must meet the following qualifications:^[2]

1. Possesses the Aggamahāpaṇḍita title
2. Has at least 60 years (vassas) in the monkhood
3. Has a good general knowledge
4. Has written beneficial works to the Buddha's Sāsana
5. Serves as a chief abbot of a monastic college
6. Commands authority and has influence among Sangha disciples
7. Has been respected by the public for his morals, attitude and wisdom