The purposes of this research were 1) to examine and 2) to analyze and compare the historical background and cause of writing, literary style, structure and content, narrative method, literary value and influence on Buddhist education concerning biographical Buddha literatures in Thailand. This research is conducted through the qualitative research method that focused on the documentary analysis. It is based on biographical Buddha literatures into three versions; (1) Pathamasambothigatha (since the Buddha’s Enlightenment), (2) Buddha’s Biography from vol.1-3 and (3) “History of The Buddha From His Mouth” The results revealed that Pathamasambothigatha maintained to be textbook of Buddha's biography with prose and consisting of 29 chapters. Next, the biography of Buddha volumes 1 to 3 possesses reasons for writing as historical and contemporary texts of Buddhism by consisting of prose into 3 books. The last one is "History of the Lord Buddha" retains the cause of the writing as a handbook of Dhamma practicing was written in prose and there are seven chapters. Conclusion, Pathamasambothigatha is devotional, the biography of Buddha volumes 1 to 3 is rational and "History of the Lord Buddha" is pragmatic.

Buddha’s Biography, Buddha, Literature