Introduction: Metabolic associated fatty liver disease (MAFLD) is now a leading cause of chronic liver disease worldwide. The global prevalence of MAFLD among the obese  individuals is 6.3–33 %, increasing up to 75.8 % and even surpassing 96 %. Diagnosis of MAFLD depends on the presence of steatosis detected by liver biopsy or ultrasound. Aim of the study: Our aim was to assess the prevalence of hepatic steatosis in obese patients  before  bariatric surgery in our locality. Materials& Methods: This is a cross sectional study conducted in endemic medicine department Minia university hospital in the period from May to December 2022.It included 49 patients (≥18 years) with BMI ≥ 25 undergoing bariatric surgery , where clinical examination, anthropometric measurements, biochemical tests, ultrasonography and liver biopsy were taken at the same day of operation. Results: The study included 8 males and 41 females, with the mean age of 38 years and a range from 18 to 59 years. the prevalence of steatosis by liver biopsy were 27 case (55.11%) while by ultrasonography was 100 % Conclusion: hepatic steatosis is a common finding in obese patients undergoing bariatric surgery and can be detected by abdominal ultrasonography and liver biopsy.