The current study examined and compared the eff ect of male and female older adults' participation level in leisure activities on their perceived health status, psychological well-being, levels of depression, levels of loneliness, and successful aging. A cross-sectional descriptive study design was used. Study participants comprised 197 older adults (women: n = 108, men: n = 89) ages 65 and older who were living in Gyeonggi Province, South Korea. Measures were the perceived health status scale, Geriatric Depression Scale Short Form-Korea, psychological well-being scale, loneliness scale, and successful aging scale. Based on level of participation in leisure activities, male older adults experienced a signifi - cant diff erence in perceived health status and loneliness. Female older adults experienced a signifi cant diff erence in psychological well-being and successful aging. Health professionals should encourage higher participation in leisure activities to improve psychological well-being and successful aging of older adults.