From the past up to the present. The English language have to play a role in the life of the Thai people in many ways. It is possible that English has become a second language for the Thai people. It can be seen that the Thailand's education system focuses on teaching English language courses in all levels. Which the English found in Thailand is divided into 2 format is British English and American English. From this difference the creator suspects the popularity with the English both formats. The creator hope that this research will be benefit to the students, teachers including the people who interest. To be a guideline the education system in the English language courses of Thailand is more efficient and can be equal with an international proudly.