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Introduction: Ageing is a sensitive period of human life and attention to the needs of this stage is a social necessity. Therefore, the present study was conducted with the aim of evaluating the effectiveness of the hope therapy on  happiness and the quality of life in elderly women living in nursing homes 
Method: The research design was a pre-test and post-test with a control group. In order to conduct research, (n=24) elderly women in the elderly's home were selected. In order to run the pretest, Oxford Happiness Questionnaire and Quality Lipid's life were used. After collecting pre-test data, the intervention sessions were performed in 8 sessions in (90)  minutes and then a post-test was performed. For data analysis, descriptive and inferential statistics (Levin, Kolmogorov-Smirnov, covariance analysis) were used.
Results: The results showed that hope therapy has effect on increasing the happiness and quality of life in elderly women on increasing the happiness and quality of life of elderly (P= 0/004) (f=10/17) indicate a significant difference in pre and post scores of the happiness variable and (p=0/005) , (f=18/21) indicate the difference between the pre and post test scores of the quality of life variable.
Conclusion: Data analysis showed that hopeful therapy increased the happiness and quality of life in the experimental group. Therefore, it can be concluded that therapeutic hope is effective in increasing the happiness and quality of life of elderly women.