Background: epistaxis is acute hemorrhage from the nasopharynx or the nose. Epistaxis is a common otorhinolaryngology, andit ranges from mild to a severe, life-threatening rhinological emergency. First aid is performed to reduce mortality and morbidity of the emergency case until obtaining medical support.  The aim of the work: this study aimed to assess knowledge, attitude, and practice of first aid measures in Saudi population regarding epistaxis.   Patients and Methods: The present study included 1114 Saudi participants using a semi-modified questionnaire. The data was collected using excel sheet and analysis of data was performed by using SPSS. Results: There were 751 (67.4%) of participants knew about epistaxis management, while 363 (32.6%) didn't know. The mean score ± SD of KAP was 8.25±1.9, the correlation between KAP with gender (P value=0.001), marital status (P value=0.02) and education (P value=0.004) was significant. Conclusion: knowledge of participants about epistaxis management was moderate, sex, marital status and education significantly affected KAP score.