Objective This study aims to investigate the correlation between social relational quality and hope among patients with bladder cancer treated by urinary diversion abdominal ostomy.Methods Forty-six bladder cancer patients who were treated by urinary diversion abdominal ostomy were enrolled in this cross-sectional descriptive study.They were investigated with the Social Relational Quality scale(SRQs)and Herth Hope Index(HHI).Results The total scores of social relationship quality and hope were 49.42±4.98 and 38.52±4.64,respectively.Scores of the total scale and the factors of social relationship quality and hope were positively correlated(r=0.324-0.680).Conclusion Positive correlation exists between social relational quality and hope among patients with bladder cancer who were treated by urinary diversion abdominal ostomy. It is suggested to give the patients hope and encourage their families to provide more support for better acceptance and adjustment.