The purpose of this research is to find out the relationship between students? interest in learning English and their reading comprehension at the tenth grade students of SMAN 85 Jakarta. The respondent population was 38 students at the tenth grade of SMAN 85 Jakarta. The writer took one class consisting of 38 students as the samples of the research. The data are collected using interest test with 25 items of multiple choices and reading test with 20 items of multiple choices and 5 essays. From both tests, the writer analyzes the correlation and significance. From all the scores, the writer tried to find out if there is a relationship between interest and reading. From the table of Pearson?s Correlation Product Moment by df = 38-2 in the significant standard 5% is got critical value rt = 0.320 and rxy = 0.969. It means The result of the analyzed data showed that the coefficient of r- obtained is higher rxy rxy > rt (0,969 > 0,320) so Hi is accepted and Ho is a rejected. From the result of Pearson?s Product Moment, it is found that the coefficient of rxy is higher than ?r? value from the table. It means that there is a significant correlation between students? interest and reading comprehension. The result of the research is expected to be helpful for the school especially the English teacher to help them in increase students? reading comprehension. The writer also hopes this research can be useful for the other readers.