Pelvic organ prolapse is one form of pelvic floor dysfunctions in women that impairs the pelvic floor function and also one of the most frequently conditions complained by women. More than 46% women with history of vaginal delivery have experienced pelvic floor dysfunction where higher number of parity correllates to increased pelvic organ prolapse incident. The aim of this study was to understand the characteristic risk factors of pelvic organ prolapse incident post vaginal delivery in Special Region of Yogyakarta. The study ws performed during the period of January to March 2018 on 51 subjects with history of vaginal delivery evaluated using POPQ in 3 months postpartum. Pelvic floor dysfunction was present in most postpartum patients, i,e, 46 people while 33 experienced uterine prolapse, 44 experienced cystocele, and 46 experienced rectocele. Only 5 subjects had no pelvic floor dysfunction in any form. Risk factors for pelvic organ prolapse in post vaginal delivery in the Special Region of Yogyakarta consist of intrinsic factors (maternal age, genital length of hiatus, and perineal body), and extrinsic factors (parity, overweight status and obese status based on body mass index, weight gain during pregnancy exceeding 15 kg, episiotomy and the occurrence of perineal rupture). Prevention actions include education followed by lifestyle improvement, control of body mass index, dietary regulation, exercise, restrictions on the number of pregnancies and childbirth, and safe delivery according to normal birth care standard.