Introduction. Adolescence is one of the most critical periods in human life which impairs calmness and leads to imbalance. Healthy character of an adolescent is based on parents approach. Usually in this period, children will be separate from parents because of some psychological characters. Determination of ralation between family function and psychological characters provide good information for management this important subject. Methods. Random samples from high school students (438 boys and 454 girls) were studied. To assess family function, they filled out questionaire asking about responsibility affinity to religion, self concept and future expectancy. Results. Function of family related to boys in the vast majority was desired and in cases of girls was relatively desired. Family function related positively to psychological characters (responsibility self concept, affinity to religion and future expectancy) (P<0.001). All of the above psychological characters except for affinity to religion were different between boys and girls (P<0.05). Discussion. This study confirmes positive relationship between family function and psychological characters of adolescents. The more desired family function, the more desired will be reponsibility self concept, future expectancy and affinity. to religion. The above finding are compatible with other, finding in setting like this to have healthy children we advise parents to consider their expectations.