Objective To probe into the characteristics of self-supporting personality of college students and the differences between dimensions and the causes so as to provide psychological basis and reference for educational and teaching workers.Method 447 college students were surveyed with "Self-supporting Personality Scale for Adolescent Students" and the results were statistically analyzed.Results Differences in factors such as interpersonal independence

interpersonal flexibility

personal responsibility

personal independence among college students between different sexes were statistically significant（p<0.05）;differences in factors such as interpersonal responsibility

interpersonal opening

interpersonal flexibility and personal independence between different grades were statistically significant（p<0.05）;differences in factors such as interpersonal opening

interpersonal flexibility

personal initiative and personal independence between different majors were statistically significant（p<0.05）.Conclusion The self-supporting personality of college students varies by grade

sex and major

so teaching work in colleges and universities should be carried out in accordance with the self-supporting personality of college students.