The purpose of this study was to examine the effects of mourning-focused group art therapy on the depression and meaning of life of women who have lost their pets. The participants of the study were women aged between 19 and 65 who have lost their pets due to aging, illness, and accidents, and have been experiencing depression. After selecting 10 participants who scored in the severe depression range on the BDI, they were randomly placed into an experimental group and a control group with five participants each. The study period was from May to August 2019. A program was provided to the experimental group once a week for 80 minutes, for a total of 12 sessions. The measurement tools used were the BDI and the MLQ. The SPSS 25.0 program was used analyze and to the changes between the two groups. The results of this study are summarized as follows: First, mourning-focused group art therapy showed statistically significant effects on the experimental group in the four sub-factors of the BDI of emotional, cognitive, motivational, and physiological symptoms. Second, mourning-focused group art therapy showed statistically significant effects on the experimental group on the two sub-factors of the MLQ of seeking meanings and discovering meanings. The results of the study confirmed that mourning-focused group art therapy had a positive effect on reducing depression and improving the meaning of life of women who have experienced pet-loss.