Depression spikes all over the worlds, its acceptable shocking this depression is common among elderly especially in those who were in old age home. This present study aimed to conduct evaluate the effectiveness of T’ai Chitherapyin the level of depression among senior citizens. This quantitative research study was conducted at Mahatma Gandhi old age home in Puducherry. After pre-test from 54 inmates, 30 senior citizens were selected for T’ai Chi therapy by convenient sampling technique. Following the assessment 15 days of T’ai Chi therapy was administered to samples than post-test level of depression was assessed on 4th week. In pretest Most of the senior citizen (60%) had moderate level of depression and 40% of senior citizens had mild level of depression. The post-test majorities (66.6%) of the sample had no depression and 33.3% of the sample had only mild level of depression. The obtained ‘t’value 13.07 was statistically highly significant at <0.05 level. The tai chi was found effective in reduction of depression among elderly.