Purpose: The purpose of this study is to understand the relation between autonomy, intergenerational affection and life satisfaction of the elders. Methods: This study used a questionnaire survey to collect the data, and the participants were 293 elders who were living in Taipei area and over the age of 60. Some came from the elder organizations and others introduced by researcher's friends, or classmates. Results: An exploratory factor analysis was done to identify 2 subscales of "independence" and "self-determination". The elders who graduated from college had higher independence than who have only elementary degree. Live situations were significant different on liberty, the elders who lived in the old person institution had the least liberty. Otherwise, to control elders' economic and health situation, Hierarchical regression indicated that autonomy was positively predicted life satisfaction. Furthermore, we found intergenerational affection also positively predicted elders' life satisfaction. The model total explained 52% of variance of predicting elders' life satisfaction. Conclusions: This study identified 2 sub-constructs of autonomy. The results also supported our hypothesis revealed that higher autonomy and better intergenerational affection could make elders have satisfied old age.