Background and objectives: Family planning is the capacity of people and couples to expect and accomplish their ideal number of youngsters and the dispersing and timing of their births. This study aimed to assess the level of awareness and practice of family planning methodsamong married men in Mukalla public hospitals. Methodology: A descriptive cross-sectional study was conducted in Al-Mukalla city during the time period of (2021-2022). 366 married men were recruited using interviewer-administered questionnaires with close-ended questions which consisted of three sections including demographic characteristics, awareness and practice sections. The collected data was computerized and summarized numerically and graphically using Statistical Package for the Social Sciences (SPSS) version 25. Nonparametric statistical tests were used to assess the mean differences of sociodemographic variables with the knowledge, attitudes, and practices scores toward family planning. Results: Among the study participants, the mean age was 35.25 (±7.959), and most of them (60.1%) had married within 10 years. The Findings of the study revealed that the majority of the participants (51.9%) had a good awareness of family planning methodswith a mean score of 7.27 (± 2.307). Based on their responses, the most common method known and practiced by them as oral contraceptive pills. The most common reasons for not using family planning methodsamong men were the wish for more children and the fear of side effects. Conclusions: The study concludes that most men have a piece of comprehensive knowledge. However, the practice of family planning methodsis still inadequate. Our study suggests directing more health education interventions and promotion to enhance the utilization of family planning Methods.