The person constantly tries to identify the depths of the same to determine the direction and personality traits, and that is an urgent attempt in adolescence of the human life, and this needs continue for the rest of his life, depending on the changes and the environment, so that the concept of self is the center of the personality, composition and construction of humanity. The first psychologists pointed out that society is only a mirror in which the individual sees himself, and the individual begins to form a self-defined concept from the very first moment of his life where he begins to gather information about himself and the others surrounding him in the environment, and the environment in which he lives and belongs, to be the result of his interaction, friction and dealings with the social environment in which he lives a lot of emotions, emotions and sensations that accumulate day after day and quickly learns how to relieve his pain and sorrows and how to overcome the difficulties and obstacles faced in life as he realizes at the same time what he feels With psychological relief, and the full motivation of his motives, provoking his tendencies and brought to his attention, and this study to recognize the comparison of the concept of self and the image of the other in a sample of male and female juveniles within the juvenile institutions in Greater Cairo, the study sample included (218) individual for both males and females, and divided The sample is as follows (180) Single male juveniles, 38 single female juveniles. This study belonged to the descriptive study and the researchers used the comparative analytical descriptive approach, using regular random sample, the researchers used the preliminary data form and then use the measure of self-concept of the work of the researchers to measure the psychological and social dimension of the concept of self and the image of the other sample of research, as the researchers relied on some statistical methods in the study including the test of T-test, and costs, percentages, averages and standard deviation. It is clear from the statistical analysis that the alpha value of the exclusion of the self-concept and the image of the other in juvenile delinquents (psychological dimension of self-conception, social dimension of the concept of self, the psychological dimension of the image of the other, the sociological aspect of the image of the other) (0.824, 0.818, 0.823, 0.816) Value is higher than (0.5) so it was a good firming. For further analysis, the researchers calculated the sincerity of internal consistency and the corrected correlation coefficient for each of the study's axes with the total scale to calculate the honesty the moral significance of the dimensions of the self-concept and the image of the other in juvenile delinquents in the psychological and social dimension is less than (0.01), demonstrating the sincerity of the internal consistency of the scale. The present study has reached the following conclusions: There are no statistically significant differences between males and females in the psychological and social dimension of the concept of self within the juvenile institutions in Greater Cairo.