Menurut Word Health Organitation (WHO), masa remaja merupakan masa peralihan dari masa anak-anak menuju dewasa, di mana pada masa itu terjadi pertumbuhan yang pesat termasuk fungsi reproduksi sehingga mempengaruhi terjadinya perubahan-perubahan perkembangan fisik, mental, maupun peran sosial (Kumalasari Intan, 2012). Tujuan penelitian ini adalah untuk mengetahui gambaran pengetahuan remaja putri tentang perawatan Personal Higient di SMA Muhamadiyah Tahun 2019. Metodologi Penelitian Desain penelitian ini adalah deskriptif. Populasi dalam penelitian ini adalah siswi SMA Muhammadiyah kelas X yang berjumlah 271 orang. Dan sampel pada penelitian ini berjumlah 73 orang. Penelitian ini menggunakan teknik sampling Probablity sampling (Random Sampling). Hasil Penelitian Gambaran pengetahuan remaja putri tentang perawatan organ kewanitaan di SMA Muhammadiyah dalam kategori baik sebanyak 13 responden (17,8 persen). Gambaran pengetahuan remaja putri tentang perawatan organ kewanitaan di SMA Muhammadiyah dalam kategori cukup sebanyak 36 responden (49,3 persen). Gambaran pengetahuan remaja putri tentang perawatan Personal Higient di SMA Muhammadiyah dalam kategori kurang sebanyak 24 (32,9 persen). Kesimpulan Gambaran pengetahuan remaja putri tentang perawatan Personal Higient di SMA Muhammadiyah dalam kategori kurang sebanyak 24 (32,9 persen). Saran Diharapkan tenaga kesehatan lebih memperhatikan dalam pelayanan kesehatan dan meningkatkan pendidikan kesehatan atau konseling pada remaja putri tentang perawatan organ kewanitaanAbstract: According to Word Health Organitation (WHO), adolescence is a transition period from childhood to adulthood, during which period there is rapid growth including reproductive function so that it affects the changes in physical development, mental, and social roles (Kumalasari Intan , 2012). The purpose of this study was to determine the description of adolescent girls' knowledge about Personal Hygienic care in Muhamadiyah High School in 2019. Research Methodology The design of this study was descriptive. The population in this study were 271 class Muhammadiyah high school students. And the sample in this study amounted to 73 people. This study uses a sampling technique Probablity sampling (Random Sampling). Research Resultsv depictions of knowledge of young women about the care of female organs in SMA Muhammadiyah in the good category of 13 respondents (17.8 percent). Description of adolescent girls' knowledge about caring for female organs at Muhammadiyah High School in the sufficient category was 36 respondents (49.3 percent). The depiction of adolescent girls' knowledge about Personal Higient care in Muhammadiyah High School in the category of lacking as many as 24 (32.9 percent). Conclusion The description of the knowledge of young women about personal hygiene care in Muhammadiyah high schools in the category of lacking as many as 24 (32.9 percent). Suggestions It is expected that health workers pay more attention in health services and improve health education or counseling to young women about caring for female organs