Abstrak
The research is conducted based on the facts on the use of diary in the process of teaching writing skill in MTSN 8 Agam. Firstly, students’ responsibility to do writing task through diary is still low. Secondly, some students has difficulty to generate the writing ideas through diary. Thirdly, some students has difficulty in making sentences through diary. This research aims to determining students’ perception on their writing competency through diary at the ninth grade of MtsN 8 Agam. The descriptive quantitative research was applied as the research method. The sample of this research was 56 students. The data were collected by using a questionnaire distributed to students by using Google Forms. The data were analyzed using statistical steps of the quantitative method. The result of this research showed that students’ perception on their writing competency through diary was 78%, which means it was positive. In detail, it was found that students perception based on cognitive perception was 75,5% (positive category). The students’ perception in terms of affective perception was 74,8% (positive category). And students’ perception in terms of connative perception was 74,5% (positive category). It is concluded that students’ perception on their writing competency through diary generally was categoriced as positive perception.