目的:探讨城市教师社会支持、幸福行为表现与主观幸福感的关系。方法:采用中小学教师幸福表现量表、幸福感指数量表、生活满意度量表和教师社会支持量表对168名城市教师进行测量。结果:①教师幸福行为表现能够预测主观幸福感;②教师幸福行为表现是直属领导支持与教师主观幸福感关系的中介变量。结论:直属领导支持通过教师幸福行为表现的中介影响主观幸福感。 Objective: To explore the relationship between urban teachers’ social support, the performance of happiness and subjective well-being. Methods: Teachers of 168 primary and secondary school teachers were used to measure the happiness of teachers, happiness index, life satisfaction and teachers’ social support questionnaire. Results: (1) The teachers ’performance of happiness can predict the subjective well-being; (2) The performance of teachers’ happiness is the mediating variable between the immediate leadership support and the teacher’s subjective well-being. Conclusion: Direct leadership supports subjective well-being through the intermediaries of teachers’ performance of happiness.