Objective To explore the relationship between Loneliness and Self-esteem of undergraduates. Method 330 undergraduates were measured by The Self-esteem scale and state versus trait loneliness scale
and the results were analysed. Results There were significantly negative correlation between all aspects of Self-esteem and loneliness(r=-0.416
r=-0.423
p<0.01). Specific Self-esteem and individual orientation general Self-esteem significantly predicted the state loneliness(R=0.262). Specific Self-esteem and social orientation general Self-esteem also significantly predicted the trait loneliness(R=0.283). Conclusion Self-esteem influenced two types of loneliness in different way.