B BACKGROUND In developing countries, the disease that involves young age especially for thechildren in their school ages is still growing. The disease that involves children inthe school age is as middle ear infection (Acute Otitis Media/AOM). When OMAis not immediately treated, it will undergo a further process of becoming ChronicSuppurative Otitis Media (CSOM). CSOM is a chronic infection in middle earand the sign of this disease is discharge through the ear (ottorhea) from perforatedmembrane tymphani. This disease is the most common cause of hearingimpairment among children. This hearing impairment can give adverse effect forchildren’s speech and language development in their school age that if still goeson, may have negative effect to children’s academic performance. METHODS This study using analytical observational study with Cross-Sectional design thatinvolves 53 students from 4th and 5th grade in SDN 05 Pagi Ulujami who hasCSOM and 53 other students from 4th and 5th grade in SDN 05 Pagi Ulujami whohas not CSOM or still normal as a comparison. The data is collected by directexamination using otoscope to see the abnormality in respondent’s ears,audiometric examination to measure respondent’s hearing loss, and secondarydata such as academic report to measure the student’s academic achievement.Analysis of the data is processed using SPSS v20 for Windows 32 bit. RESULTS A total of 50,0% of students has CSOM, also 41,5% students has a bad academicachievement. Chi-Square test analysis showed a meaningful relation betweenChronic Suppurative Otitis Media with student’s academic achievement with thesignificance value (p) is 0,000 (p< 0,05). CONCLUSION This study showed a meaningful relation between Chronic Suppurative OtitisMedia with student’s academic achievement in students from 4th– 5th Grade ofelementary school in Ulujami.