Abstract
The goal of this research is to investigate the effect of using Grammar-Translation method on acquiring English as a foreign language. This is an experimental research. The sample of this study comprises 20 students from Grade 10th in which all of them were females from Al-Mazar governmental school. The researcher used random sampling process to conduct this study. The finding of this research indicated that there is a positive effect of using Grammar-Translation method on English as a foreign language acquisition by female students. This research concluded that female students who were taught by using Grammar-Translation method progressed notably in grammar in which they achieved greater self confidence. This study recommends that further future research be conducted in this area to overcome problems with second language acquisition especially in grammar.