本研究旨在探討國小高年級學童休閒運動效益、社會支持與及幸福感之關係，並進一步研究分析社會支持對於國小高年級學童休閒運動效益與幸福感是否有干擾效果。研究範圍以台中市北屯區松竹國小五六年級學生為研究對象，以「國小高年級學童休閒運動效益、社會支持與幸福感之關係問卷」為研究工具進行施測，總計發出430份問卷，有效問卷共計406份，有效問卷率為94.41％。回收問卷資料經多元逐步迴歸與階層迴歸分析，研究結果如下：一、國小高年級學童休閒運動效益可以正向預測整體幸福感。國小高年級學童休閒運動效益在生心效益與社交效益之構面對整體幸福感及幸福感各構面有顯著的正向影響。二、國小高年級學童整體休閒運動效益與社會支持之交互作用對整體幸福感有干擾效果。休閒運動效益之生心效益和父母親支持的交互作用對幸福感之生活滿意有正向干擾影響。最後依據研究結果提出建議，以供父母、學校教師與政府有關單位及未來研究者參考。

The purposes of this study were to investigate the relationship among the elementary school students' recreational sport benefits, social support and well-being, and to analyze if social support had any effects on their recreational sport benefits and well-being they had gotten or not. Participants were the fifth and sixth grade students in the 103th academic year in Song Jhu Elementary School in Taichung. Surveys were conducted through comprehensive sampling, and a total of 406 questionnaires were collected as valid data, descriptive statistics are done by Spss, the findings of this study were as follows:1. The elementary school students' recreational sport benefits could positively predict the well-being they would get. To be more specific, factors of recreational sport benefits such as heart health benefits and social benefits had significant and positive effects on the well-being that the elementary school students' would get. 2.The interactions between the elementary school students' recreational sport benefits and social support had effect on the well-being; interactions between heart health benefits of recreational sport benefits and support of parents, had positive effects on the life satisfaction of well-being they would have gotten. Finally, suggestions for parents, educational administrative and direction for future research were made according to the discussions and results of the study.