Abstract Name : Laily Zuhra Student No. : 0906102050080 Study Program : English Education Title : The Use of Role Play Technique In Improving Students’ Speaking Performance (An Experimental Study at The Second Grade Students of SMAN 12 Banda Aceh) Keywords: Speaking, Role Play This study was conducted to find out role play technique can help the students improve speaking performance. The focus is on the use of role play technique in improving students’ speaking performance especially in grammar, fluency and pronunciation. The sample was 24 second grade students of SMAN 12 Banda Aceh. The design of this study was experimental research by using one group pretest-posttest design. The instrument used to collect the data was oral test. The result of the test was analyzed by using speaking criteria proposed by Brown (2004). Some statistical formulas were also used to analyze the data. From the result of the study, it was found that mean score of pretest and posttest was different. The mean of pretest was 55 and the mean of posttest was 72.08.the result showed that there was significant improvement of students’ speaking performance, particularly in grammar, fluency and pronunciation after role play was applied. Therefore, it is suggested that role play can be used by English teachers in teaching speaking.