Abstract: This research is aimed to find out the types of grammatical errors in writing descriptive text made by the first year students of SMP Islam As-Shofa Pekanbaru. This is a quantitative descriptive research. The population of this research were the first year students of SMP Islam As-Shofa Pekanbaru. The sample of this research was 25 students of 7.5 class who have been selected usin…