To study 3 components of love in teenagers in university from different academic disciplines. Samples were teenagers, who were being in love or ever been in love. There are 371 freshmen students, enrolled in Chulalongkorn University. Triangular love scale with 3 components of measure instrument; intimacy, passion and commitment was use. The method of analysis of data was Two-way ANOVA. Results of this study were as follow : 1. There was significantly different (P<0.05) in attitudes toward three components love, in male and female teenagers. The attitude of love in male was of higher than female. 2. There was significantly different in the passion component and the commitment component. Three academic disciplines, Physical sciences, Social and Huminity sciences among Biological sciences and Physical sciences had higher scores in passion and commitment components than Social and Huminity sciences.
