Study Aiming, to Identifying the nature of the impact of social media on university youth and its reflection on their political participation, Determining the relationship between youth use of social media and its reflection on their political participation. This study belongs to the type of descriptive analytical studies. The study relied on Sample social survey method for the four teams of university students (the Higher Institute of Social Work).The current research was based on a questionnaire on "Social media and youth political participation". A stratified random sample representing the number of the institute's students was selected, amounting to (115) male and female students at a rate of (1%) of the study population. The study found that nature of the impact of social media on university youth and its reflection on their political participation by: provide Social networking sites a space to express opinion freely without a security threat, As the study found There are statistically significant differences at level (α=0.05) between the averages of in the of the impact of social media on political participation Youth, due to the gender variable favor of males.