Purpose: The purpose of this study was to develop and evaluate a training program for facilitators operating a support group (SG) for cancer patients. Methods: The training program was structured and implemented as a two-day program for members of the nursing profession with experience in providing care for cancer patients. An original questionnaire, developed to ascertain knowledge regarding SG operation, and for evaluating anxiety and self-efficacy was designed for use before and after going through the program to allow for comparative evaluation. The subjects of this analysis were 58 nurses taking part in the program. Results: As a result, the knowledge of how to operate SG increased significantly (p<0.05) following participation. Of the 12 items addressing anxiety and self-efficacy regarding SG operation, lessening of anxiety was noted in 3 items, and self-efficacy was seen to improve significantly in 7 items. Motivation and resolve concerning SG operation following participation in the program also increased significantly. Conclusion: This was a useful training program for facilitators operating support groups for beginners.