Objective To probe into the dimensional structure of oxford happiness questionnaire（revision） and verify its reliability and validity.Method A survey of 312 undergraduate students and 390 defense students was conducted using oxford happiness questionnaire（revision） and resilience scale respectively.Results Three dimensions of the questionnaire determined through exploratory factor analysis were life satisfaction

interpersonal harmony

self-efficacy

which explained 56.544% of total variance of the questionnaire.Internal consistency reliability and split-half reliability of the whole questionnaire and its three dimensions were both above 0.745.Compared with questionnaire of one-dimensional model

each fit index of questionnaire with three dimensions was better.Correlation among each dimension of the questionnaire was significantly lower than that between each dimension and overall scores.Three dimensions and overall scores of the questionnaire had significantly positive correlation with each dimension and overall scores of the resilience scale.Conclusion Dimensional structure of oxford happiness questionnaire（revision） has both good theoretical justification and psychometric index;therefore the questionnaire can be applied to university students.