Latar Belakang: Dismenorea adalah nyeri sewaktu haid, Prevalensi wanita yang mengalami dismenorea di Indonesia diperkirakan 55%. Prevalensi dismenorea mencapai 59,7%. Dari mereka yang mengeluh nyeri, 12% berat, 37% sedang, dan 49% ringan. di kota Bandar Lampung dismenorea dialami wanita, yaitu sebesar 64,9%.Tujuan: Mengetahui Faktor- Faktor yang Berhubungan Dengan Terjadinya Desminorea Primer pada Remaja Putri di Madrasah Aliyah Darul Ma'arif Natar Lampung Selatan Tahun 2020.Metode: Jenis penelitian kuantitatif pendekatan cros sectional. Penelitian telah dilakukan bulan Agustus. populasi 195 sampel sebanyak 132. Pengambilan sampel secara purposive sampling. variabel independen adalah stres, status gizi, usia menarche dan penyakit menahun. Variabel dependen adalah dismenore. Pengumpulan data dengan kuesioner. Dengan menggunakan analisa univariat dan bivariate (Chi Square).Hasil: Hasil penelitian diketahui distribusi frekuensi dismenorea primer sebanyak 71 (53,8%) pada Remaja, Stres sebanyak 68 (51,5%), status gizi sebanyak 74 (56,1%) baik, usia menarce ≤ 12 tahun sebanyak 73 (55,3%), Penyakit menahun tidak ada sebanyak 115 (87,1%) dan Putri di Madrasah Aliyah Darul Ma'arif Natar Lampung Selatan Tahun 2020. Ada Hubungan stres (p-value = 15,4; OR ), Ada Hubungan status gizi (p-value = 0,001; OR 3,5 ), usia menarche (p-value = 0,000; OR 4,3 ) dan hubungan penyakit menahun (p-value = 0,005; OR 7,9 ) dengan kejadian dismenorea primer.Kesimpulan: Terdapat Hubungan stress, status gizi, usia menarche dan penyakit dengan kejadian dismenorea pada Remaja Putri di Madrasah Aliyah Darul Ma'arif Natar Lampung Selatan Tahun 2020.Saran: Remaja putri untuk melakukan olahraga yang rutin minimal 3 kali seminggu seperti lari, jogging, bersepeda, berenang dan olahraga lainnya untuk meningkatkan hormon endorphinKata Kunci :Desminorea, Penyakit menahun, Remaja, Status gizi, Usia menarce Background: Dysmenorrhea is a pain during period, the prevalence of women who get dysmenorrhea in Indonesia about 55%. The prevalence of dysmenorrhea reaches 59.7%. Of those who complain the pain, 12% severe, 37% medium, and 49% mild. In the city of Bandar Lampung, women experience dysmenorrhea, which is 64.9%.Pourpuse: The aim is to know the factors associated with the occurrence of primary dysmenorrhea female adolescents at Madrasah Aliyah Darul Ma'arif Natar, South Lampung in 2020.Metods: Quantitative research with cross sectional approach The research was conducted in August. population 195 samples of 132. Sampling was purposive sampling. While the objects in this study were dysmenorrhea, stress, nutritional status, age of menarche and chronic disease. Data collection by questionnaire. By using univariate and bivariate analysis (Chi Square).Result: The results showed that the frequency distribution of dysmenorrhea was 71 (53.8%) in adolescents, stress was 68 (51.5%), nutritional status was 74 (56.1%) good, age of menarce ≤ 12 years was 73 (55.3 %), There are no chronic diseases as many as 115 (87.1%) and girls at Madrasah Aliyah Darul Ma'arif Natar, South Lampung in 2020. There is a relationship with stress (p-value = 15.4; OR), there is a relationship between nutritional status ( p-value = 0.001; OR 3.5), age of menarche (p-value = 0.000; OR 4.3) and the relationship of chronic disease (p-value = 0.005; OR 7.9) with the incidence of dysmenorrhea primary.Conclusion: There is a relationship with stress (p-value = 15.4; OR), there is a relationship between nutritional status ( p-value = 0.001; OR 3.5), age of menarche (p-value = 0.000; OR 4.3) and the relationship of chronic disease (p-value = 0.005; OR 7.9) with the incidence of dysmenorrhea primary in young women in Madrasah Aliyah Darul Ma'arif Natar Lampung Selatan in 2020.Suggestion: It is recommended that young women do routine sports at least 3 times a week such as running, jogging, cycling, swimming and other sports to increase endorphin hormonesKeywords :Adolescence,Age of menarce Dysmenorrhea, Chronic disease, Nutritional status