This study aims to: 1- Know the relationship between the crisis psychological hardness and identity crisis at a sample of Damascus University Students. 2- Check for differences in both psychological hardness and identity crisis, due to variables (gender-Class). Approach of the study: The Comparative correlation descriptive approach. And the sample of the study consists of (255) students from the Damascus University Students (144male, 111female) and they have been selected randomly. The researcher used Statistical methods: Pearson correlation, T.test. And the Results of the study were as follows: 1- There is no relationship statistically significant correlation between the degree of high school students on the scale of Psychological hardness and grades on a scale of identity crisis. 2- There are no significant statistical differences between mean scores of high school students on scale Psychological hardness due to the variable (gender). 3- There are significant statistical differences between mean scores of high school students on scale Psychological hardness due to the variable (Class). 4- There are significant statistical differences between mean scores of high school students on scale identity crisis due to the variable (gender). 5- There are no significant statistical differences between mean scores of high school students on scale identity crisis due to the variable (Class).