background Oral lichen planus is common oral mucosal lesions with several predisposing factors, but with poorly identified etiology. Stressor factors could be one of etiological causes for eruption of the lesion and/or a predisposing factor for its appearance, aggravating the excited lesion. The aim of this study to evaluate certain circumstances that were passed on Iraqi population that may be related to elevated OLP incidence in Iraq. Material and method One hundred twenty-nine clinical charts for oral lichen planus patients were taken from oral pathology department college of dentistry university of Baghdad from a period 2009 to 2017. Results Fifty-eight patients only involved in the inclusion criteria of this study, the patients classified according to history associated eruption of the lesion into loss of one family member, trouble associated  and both loss and trouble group .The mean age 48.37±12.2 ,the lesion most common in female than male 1.7:1,bilateral involvement of the lesion and mostly on buccal mucosa with slight higher of the red lesions over the reticular making elevated symptoms associated with the lesion mostly the burning sensation .About 65%of the patients presented within one to six months of eruption of the lesion. Conclusion The stressor events affect the age and the symptoms associated with eruption of oral lichen planus lesion.