Background: Learning how to manage stress not only benefits student nurses as they enter the nursing profession, but also plays a critical role during their nursing education. Unmanaged stress in nursing students can lead to poor academic and clinical performances and mental health problems. Aim of the study: Evaluate the role of coping processes on nursing students' perceived stress during clinical training: an intervention study. Design: A quasi-experimental pretest-and-posttest design was used to determine the role of coping processes on nursing students' perceived stress during clinical training in Technical Health Institute in Zagazig city. Setting: the current study was conducted at Technical Health Institute at El Ahrar, Zagazig, Sharkia Governorate. Sample: A simple random sample of the second-year nursing students from the academic year 2020 - 2021, enrolled in the general nursing department in the first semester. The total number of nursing students were 292; the required sample size was 100 nursing student divided equally randomly into two groups; study & control. Tools: Three tools were used to collect data for the study; Demographic data questionnaire and Student Nurses Stress Index, Brief Cope Inventory, and emotional approach coping scale. Results: The results revealed post- intervention significant negative correlation between stress score and problem focused coping score. There was significant improvement of problem focused coping approach and total emotional coping approach score in the study group at post intervention program, p<0.05. Conclusion: the study intervention program was effective in reducing stress and improve coping processes usage among the studied nursing students. Recommendations: Applying the study intervention program for more improvements to decrease the risk of stress and improve coping processes among nursing students in the nursing educational institutions.