The aim of this subject is to study Dhammain English, of Mahachulalongkornrajavidyalaya University. A subject matter consists of the main teachings of the Buddha namely: the Five Precepts, Superknowledge, and the Noble Eightfold path and The Dependent Origination. These main teachings are provided chapters according to the main teachings as mentioned above. This subject enable the students understand the technical terms and the meanings of the main teachings in Buddhism as well.