The present study dealt with the relationship between self-esteem and academic achievement of prospective student teachers, and also examined the differences among them in self-esteem and academic achievement with respect to demographic variables. Fifty Prospective student teachers from Balaji College of Education in Tiruvannamalai District was drawn as sample for the study. a scale on Self-esteem developed by K.N.SHARMA was used to measure the level of Self-esteem of prospective Student teachers and academic achievement score was taken from their academic performance in colleges.