Hypertension is a common health problem among adults, affecting approximately I billion individuals worldwide. Adopting healthy lifestyle behaviors is a vital issue in managing hypertension, since declines in the levels of awareness of hypertension even lower levels of control. Aim of the study: to evaluate the effectiveness of educational program for health promoting lifestyle among patients with hypertension. Aquasi-experimental design was used to conduct the current study in medical, cardiac and neurological outpatient clinics, at Benha University Hospital during the period from beginning of September 2016 till beginning of September 2017. Subjects: A sample of convenience of 104 patients recruited according to the study formula based on the total number of patients who admitted to the study settings during 2015. Tools: Three tools were utilized for data collection, 1) Structured interviewing sheet, 2) Hypertension Knowledge Level Scale (HK-LS) and 3) Health Promoting Lifestyle Profile II. Results: Showed that mean score regarding hypertension knowledge and health promoting lifestyle behavior were significantly higher after than before program with a negative and highly significant association between knowledge and health promoting lifestyle behavior as well as level of systolic blood pressure. Conclusion: Hypertension educational program was effective in promoting knowledge, behavior regarding healthy lifestyle and controlling hypertension among patients with hypertension. Recommendation: Increasing awareness about hypertension and importance of adopting healthy lifestyle in order to control the disease through health education programs to hypertensive patients were needed.