PURPOSE: The purpose of study was to examine and compare the clinical practicum stress, depression, and self-efficacy between Type D and non-Type D personality among nursing students. METHODS: This study used a descriptive correlational survey design. Subjects included a total of 120 nursing students (Type D personality: n=60, non-Type D personality: n=60) in Seoul, Korea. The collected data were analyzed using a descriptive statistics, χ² test, Fisher's exact test, independent t-test, ANCOVA, and Scheffe test as a post hoc test with SPSS/WIN 21.0 program. RESULTS: There were significant differences on clinical practicum stress (t=2.81, p=.029), depression (t=6.67, p<.001), and self-efficacy (t=9.84. p<.001) between non-Type D and Type D personality among nursing students. CONCLUSION: Type D personality in nursing students had higher clinical practicum stress and depression than them of non-Type D personality in nursing students. Nursing interventions or strategies for Type D personality in nursing students are needed to decrease clinical practicum stress and depression.