Mulyana. 2023. Student’s ID 321416009. Politeness Principles Used by The Main Character in Hellboy (2019) Movie : A Pragmatic Analysis. English Language Education Study Program, Faculty of Letters and Culture, Universitas Negeri Gorontalo. Advisors : (1) Dr. Suleman Bouti, S.Pd.,M.Hum, (2) Jefriyanto Saud, S.Pd., M.A. This thesis entitled "Politeness Principles Used by The Main Character in Hellboy (2019): A Pragmatic Analysis". Politeness principles are a set of maxims presented by Leech (1983) to explain how politeness works in conversation. The purpose of this study is to provide a comprehensive understanding of the principles of politeness in the movie. The research mainly analyzes the type of maxim in the conversation of the main character of the movie Hellboy (2019) and examines the statement based on Leech's theory of politeness principles. In conducting the data, the researcher used a descriptive qualitative method, thas is the method research used by describing the data which is the followed by analysis. The data source used in this research was taken from Hellboy (2019) movie by Mike Mignola. From the results of this research, the researcher found six types of politeness principles with 14 data, which consisted of (5) utterances of tact maxim, (1) utterance of Generosity maxim, (3) utterances of appropriation maxim, (1) utterance of agreement maxim, (2) utterances of modesty maxim, and (2) utterances of sympathy maxim. Tact maxim is more dominantly used by the main character in Hellboy (2019) movie and the least used is the maxim of generosity and agreement. Keywords : Politeness Principles, Maxim, Hellboy (2019).