Objective: The e tiology and risk factors of male infertility in huge Indonesian population has not yet been defined . This study was aim to evaluate the distribution and pattern of male infertility in Jakarta. Material & Methods : Retrospective study of Infertility database of Cipto Mangunkusumo Referral Hospital Jakarta , Bunda Hospital Jakarta, and ASRI Hospital Jakarta from 2005 until 2015 were analyzed using SPSS ver. 20. Patients’ characteristic and demography were stated. Results : There were 1062 patients with most of them suffered from primary infertility of their first time-marriage. Average age of husband, wife, and duration of marriage were 36.63 ± 7.10, 32.32 ± 4.92, and 5.7 ± 4.18 years old respectively. Smoking habit was recorded in 25% of patients while exposure and occupational hazard were only found in less than 2% of them. Coital problems occured in 17% of patients with 30% of them did not have routine sexual intercourse per week. Physical examination revealed that more than 70% of them had varicocele while USG Doppler of scrotum found varicocele in less than 50%. Only 5.13% of patients had normal sperm analysis, mostly azoospermia. Hormonal abnormality occured in more than 30% patients, varied in testosterone, FSH, and LH level. Conclusion : Male infertility was mostly caused by abnormal sperm characteristics followed by abnormal hormonal analysis. Exposure and occupational hazard did not play a big role in male infertility. Future study in risk factors of abnormal sperm characteristics could be done. Normal 0 false false false EN-US X-NONE X-NONE /* Style Definitions */ table.MsoNormalTable {mso-style-name:"Table Normal"; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-priority:99; mso-style-qformat:yes; mso-style-parent:""; mso-padding-alt:0cm 5.4pt 0cm 5.4pt; mso-para-margin-top:0cm; mso-para-margin-right:0cm; mso-para-margin-bottom:10.0pt; mso-para-margin-left:0cm; line-height:115%; mso-pagination:widow-orphan; font-size:11.0pt; font-family:"Calibri","sans-serif"; mso-ascii-font-family:Calibri; mso-ascii-theme-font:minor-latin; mso-fareast-font-family:"Times New Roman"; mso-fareast-theme-font:minor-fareast; mso-hansi-font-family:Calibri; mso-hansi-theme-font:minor-latin;} Normal 0 false false false EN-US X-NONE X-NONE /* Style Definitions */ table.MsoNormalTable {mso-style-name:"Table Normal"; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-priority:99; mso-style-qformat:yes; mso-style-parent:""; mso-padding-alt:0cm 5.4pt 0cm 5.4pt; mso-para-margin-top:0cm; mso-para-margin-right:0cm; mso-para-margin-bottom:10.0pt; mso-para-margin-left:0cm; line-height:115%; mso-pagination:widow-orphan; font-size:11.0pt; font-family:"Calibri","sans-serif"; mso-ascii-font-family:Calibri; mso-ascii-theme-font:minor-latin; mso-fareast-font-family:"Times New Roman"; mso-fareast-theme-font:minor-fareast; mso-hansi-font-family:Calibri; mso-hansi-theme-font:minor-latin;}