Background: The burnout syndrome has 3 dimensions; first is emotional exhaustion, second one is depersonalization, and third is low personal accomplishment. Work related burnout is increased nowadays and it becomes a serious problem affecting people who working in human services, particularly healthcare workers. This study aimed to: Determine the frequency of burnout syndrome and related factors among Salahaddin resident physicians. Subject and Method: A cross-sectional study , done from 11th of November 2021 to 15th of March 2022. A convenient sample of 100 resident and permanent doctors, working in Salahdin Public hospitals. Inclusion criteria were current residents doctor who had at least one year in a residency program. Data collected using interview questionnaire form based on the Maslach Burnout Inventory. Results: The 100 resident doctor information analyzed and found that 56(56%) , 44(44%) were male and female respectively. High frequency of the resident aged 26-30 years 68(68%), 75(75%) of them living in Salahdin, junior residents represent 52(52%) and 48(48%) were permanent resident. The high scores of occupational exhaustion was reported among 41(41%). The high scores of depersonalization / loss of empathy was reported among 42(42%). The low scores of personal accomplishment assessment scores was reported among 64(64%). Females 21(47.7%) had more occupational exhaustion than male doctors 20(35.7%). high score of depersonalization / loss of empathy reported among 22(39.3%) of the male and 20(45.5%) of the females. Conclusion: burnout frequency was high among Iraqi residents with high scores of occupational exhaustion, and depersonalization/ loss of empathy, and high percentage of low scores of personal accomplishment assessment.