Consistent with the contention that happiness leads to desirable outcomes (Diener, 2012), the current study examines therelationship of subjective well-being (SWB) to self-esteem of Filipino adolescents. The cognitive and affective domains ofSWB were utilized as determinants of global self-esteem through regression analyses. Findings of the study showed thatgender, and all dimensions of SWB significantly predicted the appraisal of self-worth among the respondents, with lifesatisfaction as its strongest predictor. From these results, premises of the broaden-and-build theory was confirmed as itelaborates how adolescents’ appreciation of self profits from positive emotions and satisfaction with life. Implications of theresults are discussed.