The aim of this study is to analyze the effects of 12 weeks swimming exercise on the levels of hopelessness and depression in women aged over 55. This study is constructed by considering the period of hopelessness emerging as a part of self-integrity seen as the last step of psychosocial development theory; the levels of hopelessness and depression levels of 40 women were included. The Beck Depression and Hopelessness Scale were used to determine the level of hopelessness and depression of the participants. Participants with high were divided into two groups by random assignment method, while one group was given swimming exercise for 12 weeks, no application was made to the other group. Swimming exercise was applied to the experimental group for 12 weeks 3 days a week. The data of the research were evaluated in SPSS 22 package program. In order to determine whether the difference between the two related samples is significant, the t-test was used for the analysis of the data. When analyzing the results, significant reduction in depression and hopelessness levels of women over 55 was observed after 12 weeks of swimming exercise.