本研究旨在探討退休教師之休閒參與、老化態度、社會支持對生命意義之影響，並分析在不同人口變項之下，其休閒參與、老化態度、社會支持與生命意義的差異情形。以新北市退休教師為抽樣對象，以立意抽樣，發放450份問卷，共得有效樣本439份，有效問卷回收率為98%。並使用SPSS中文版進行統計分析，以描述性統計分析、獨立樣本t檢定、單因子變異數分析、皮爾森積差相關分析、迴歸分析等方法，進行資料彙整與統計分析。研究結果發現：不同個人背景變項在休閒參與、老化態度、社會支持與生命意義有部分顯著差異；休閒參與分別對老化態度、社會支持與生命意義有顯著正相關；社會支持之「情感性支持」以及「訊息性支持」對生命意義有顯著正向影響，「工具性支持」有顯著負向影響；社會支持之「情感性支持」以及「訊息性支持」對老化態度有顯著正向影響，「工具性支持」有顯著負向影響；老化態度對生命意義有顯著正向影響；老化態度、社會支持能有效預測生命意義，其中以社會支持之「情感性支持」構面預測力最佳。社會支持在老化態度與生命意義之間具部分中介效果；老化態度在社會支持與生命意義之間具部分中介效果。

The aim of this study was to discuss the effects of leisure participation, attitude toward aging, and social support to the meaning of life for retired teachers in New Taipei City. Simultaneously, analyzed the differences of different demographic variables in all of them mentioned above. Taking samples of retired teachers in New Taipei City for purposive sampling. Total 450 questionnaires were distributed. 439 valid questionnaires were retrieved with an effective response rate of 98%. The statistic software SPSS Statistics (Chinese version) was used for data analysis. The statistical methods included descriptive statistic, independent-samples t-test, one-way ANOVA, Pearson product-moment correlation, and regression analysis. The major findings of this study were summarized as follows. The different demographic variables have partial significant differences in leisure participation, attitude toward aging, social support, and the meaning of life. Leisure participation has a significant positive correlation with aging attitude, social support and life significance. The ＂emotional support＂ and ＂informative support＂ of social support have significant positive effect on the meaning of life. ＂Instrmental support＂ has a significant negative effect on the meaning of life. The ＂emotional support＂ and ＂informative support＂ of social support have significant positive effect on the aging attitude. ＂Instrmental support＂ has a significant negative effect on the aging attitude. Aging attitude has a significant positive effect on the meaning of life. Aging attitude and social support can effectively predict the meaning of life. Meanwhile, the ＂emotional support＂ dimension of social support has the best prediction. Regarding mediator effect, social support has partial mediation on the relationships between aging attitude and the meaning of life. Aging attitude has partial mediation on the relationships between social support and the meaning of life. The results of this study have filled gaps in research literature on leisure participation, aging attitudes, and social support to the meaning of life. It is also expected to provide retired teachers themselves and government departments as a reference for improving the mental health of retired teachers.