Grammar is a key component of a language and must be learned in English language learning. English learners must know a language's grammar so they can communicate effectively and become competent speakers. However, problems are expected to arose in English language learning especially Grammatical problems. This study aims is to understand the Grammatical problems that arose in English language learning. Therefore, a systematic approach is used to investigate the problems in grammar in English language learning. This paper is thorough analysis and synthesis of 10 books and 10 articles selected from 1979-2021 from these two databases: Google scholar and Research gate. The results of this paper indicate that there are several problems in learning grammar. Learners often create errors and mistakes in the form of intralingual errors and interlingual errors, there also lack of books that contains grammar contents for learners to study, lack of time spent in teaching grammar, lack of proper method in learning and teaching grammar. This paper also includes ways to improve grammar, these includes, setting realistic goals, seeking out opportunities for exposure and practice, and using a variety of tools and resources to aid memorization and retention. Additionally, learners can stay motivated by focusing on their progress.