Most of the world's non-English language teachers speak English as a second or third language rather than as their first language. For many, their level of proficiency in English may not reach established by their school heads, colleagues, and students, raising the issue that is the focus of this research. Using the descriptive method of research, the researcher determined the perception of school heads, teachers, and students on the English proficiency level of teachers in terms of academic

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... guage and language comprehension. This also determined the level of performance of students in English core subjects, thus, the subject teachers could be encouraged to strive to become better educator to provide a venue for students to continuously dream of becoming better learners. The statistical formulas used for treating the data obtained were Frequency Count, Percentage, T Test of Difference between Unequal Samples, Weighted Mean, Kruskal-Wallis Test of Change, and Pearson R Product-Moment Correlation. The findings showed that the level of English proficiency of teachers and the students' performance on academic language and language comprehension were very satisfactory. Moreover, the findings showed that there was a significant relationship that exists between the English proficiency Level of teachers and the students' performance based on the components considered in the study. With this, a training design to enhance the level of English proficiency of teachers was proposed.