The aim of this research was to find out the students’ perceptions of teacher’s competencies in teaching English at SMAN 1 Sungai Keruh. The design of this research was quantitative research in the form of a survey. The participants of this research were students at SMAN 1 Sungai Keruh who consisted of 117 students taken by using convenience sampling. In collecting the data, the questionnaire was given to participants. Based on the sub-sections as guidance used in the questionnaire, those sub-sections consisted of five aspects namely professional knowledge, professional skills, personal characteristics, professional or personal ethical standards and values and professional development and lifelong learning. Then, this research utilized a percentage analysis technique to cultivate the data gathered from the questionnaire. Finally, the result of this research has shown a final conclusion that the students’ perceptions on teacher’s competence at SMAN 1 Sungai Keruh showed 82% that was excellent in professional knowledge, personal skill consists of pedagogies, classroom management and learner assessment. Pedagogies were 81,31%, classroom management was 85,28%, and learner assessment was 82,98%. They were categorized as excellent. Students’ perceptions on the teacher’s personal characteristics were 78,98% that was good. personal ethical standards and values were 81,54% that categorized as excellent and professional development and lifelong learning was 85,58% that categorized as excellent.