Teaching English by using authentic material to the tenth grade students of MAN Lamongan

English is one the important language in the world, because most of information and many booksare presented in English. Realizing with this statement, Indonesia governmenterves English as a compulsory subject for all educational levels. Although English has been taught for many years, there are still many problems found in the teaching and learning process. One of them is students’ English textbooks are too difficult and sometimes make students bored and lazy. Authentic materials are one way to overcome the students boredoms in learning English. This study was conducted in MAN Lamongan and the subjects were the teacher and tenth grade students. The researcher was done to find out the answer of the three research questions, they were; 1. What kinds of authentic material that are used by the English teacher in teaching English, 2. How are the implementation of teaching English by using authentic material, 3. What problems are faced by the teacher when using authentic material. This a descriptive study were. The data in this study was taken from the result of observation, and the interview from the teacher.