Menstrual disorders is an important indicator to shows the function of the reproductive system disorders. Menstrual disorders may be associated with an increased risk of various diseases such as cervical cancer, breast cancer, infertil- ity and diabetes mellitus. Menstrual disorders is caused by various factors. This study was conducted to analyze the risk of menstrual disorders in women workers in the area of Finishing Factory 1, Shoes Industry, Sidoarjo. This study was an observational study with cross sectional design. Samples were 199 respondents taken from 396 populations that calculated with proportional random sampling with proportion based on work shift (Shift A: 68 workers, Shift B: 65 workers, Shift C: 66 workers). The sample exclusion criteria for this study was pregnant. Data was analyzed by Chi-Square Test and Binary Logistic Regression. There were relationship between nutritional status, age of men- arche, usage of contraception, type of contraception and duration of usage contraception with menstrual disorders. Variabel such as job stress was not related with menstrual disorders. The risk factors of menstrual disorders were progestin type contraception (risk: 5.2 times), duration of contraception usage for 12-24 monts (risk: 4.5 times), ab- normal nutritional status (risk: 3.8 times),contraception usage (risk: 2.8 times) and abnormal in age at menarche (risk:1.8 times). Based on overall test, nutritional status, age of menarche, usage of contraception, type of contraception and duration of contraception usage) together affects the occurrence of menstrual disorders but based on partial test, factors of nutritional status, age of menarche, type of contraception and duration of contraception usage were not partialy affects the occurrence of menstrual disorders. Menstrual disorders could occured due to the independent factors that affected together, not partially. It is recommended for women workers at Shoes Industry, Sidoarjo should drink more water, consume foods high in calcium, fruits and vegetables and choose contraceptives which cause menstrual disorders such as non hormonal contraception.