Background: Preschool age is characterized by a rapid development in all aspects of child development. During this development, the introduction of emotional and behavioral disorders can happen to any child. Aim of the study: this study aimed to assess common behavioral problems among preschool children as perceived by parents. Methodology: A descriptive research design was used. The study was carried out in Abo-tig district which was chosen randomly. It include sixteen village twelve of them contains (14) governmental nurseries. We Selected four villages randomly then one nursery was chosen because it includes Kg1 and Kg2 from each village. that represents 28.6 % from the total number of nurseries. A structured interview questionnaire was used which was divided into two parts. Results: more than one third of the studied children had hyperactivity problems and less than one quarter of the children had aggressive problems while 1.5% of them had somatic problems and mean score of behavior problems among preschool children was higher in anxious and depression problems and lower in thought problems. Conclusion: The study concluded that externalizing problems is more frequent among studied sample than internalizing problems and there were statistical significant differences in mean score of behavioral problems. Recommendation: The study recommended that training programs for parents about how to deal with their children who have behavioral problems