Abstract: Background: Primary Dysmenorrhea is the pain and discomfort occurring every month during menstrual periods. Bleeding along with severe pain in low back and abdominal region plus fatigue, breast soreness, lack of energy, weakness, vomiting and even fainting is common. This causes constant discomfort, reduced physical activity, absenteeism from class and work and cause irritability and mood upsets. These effects are crucial among females for whom studies, social participation, and daily functioning are important components of quality of life. It is utmost important to investigate the impact of primary dysmenorrhea on quality of life in females to analyze how this pain affects their daily functioning and well-being. Method: A cross sectional study design was conducted. Convenience sampling was used to recruit participants. A self-administered questionnaire that consists of four sections was distributed to participants. Google form was used and the participants filled a validated questionnaire with four subsections on menstrual pain and quality of life details. SPSS version 26.0 was used to analyze the collected data. Result: 315 female responses were obtained. Most of the participants reported higher pain intensity. A statistically significant association was observed between the severity of dysmenorrhea and quality of life (p < 0.05). Menstrual pain was associated with difficulties in daily activities, low grades in exam and difficulty in sports participation. Conclusion: Primary dysmenorrhea has a negative impact on the quality of life of females. It affects their physical functioning, studies daily activities with tiredness and fatigue. Greater severity of menstrual pain is associated with greater disruption to daily life and reduced quality of life. Appropriate management, and health education regarding primary dysmenorrhea are important to reduce its impact and improve the overall well-being and quality of life.