The results of the conducted research indicate a significant change regarding the procreative function. Students definitely more often 32.8% than their parents (7.8%) give this function a high rank. Significant changes have also taken place in the scope of caring functions. The analysis of research results shows that the examined students more often than their parents gave this function a high weight (75% and 56.3%, respectively).The cultural-social function is important for the surveyed students, formore than half of them (53.1%). In contrast, in families of the origin of students, this function for 65.6% of parents was of low rank. In modern families, the economic function is becoming increasingly important. The research results show that the parents of the surveyed students indicated much less frequently than their children function as the highest (32.8%), while 64.1% of the surveyed students gave this function a significant rank indicating it as the second after the caring function in the validity of all family functions.