Background: Students' incivility behavior is any action that interferes with a harmonious and cooperative learning atmosphere in the classroom. Aim of the study: was to assess students' incivility behavior as perceived by faculty members and nursing students. Subjects & methods: Research design: A descriptive design was used. Setting: The study was conducted in Faculty of Nursing -Zagazig University. Subjects: Stratified random sample of 315 nursing students in different academic grades, and all available faculty members (n=100). Tools of data collection: One tool was used namely Nursing Education Incivility Questionnaire. Results: Results revealed that the total perception level of nursing students and faculty members toward students' incivility behavior was high (88.5% &84 % respectively), and had average level toward frequency of students' incivility behavior (66% & 55.8% respectively). The majority of faculty members (72%) reported that the societal factors were the highest contributing factor to students' incivility behavior. While, 69.2% of the nursing students reported that factors related to academic environment were contributing to students' incivility behavior with average level. The perception of faculty members and nursing students toward strategies used for promoting civility behavior was high (92.00%& 90.48% respectively). Conclusion: Faculty members and nursing students had high level of perception toward students' incivility behavior and strategies used for promoting civility behavior While, they had average level of perception toward frequency of students' incivility behavior Recommendations: Further studies should be conducted to apply students' incivility prevention program to avoid uncivil behaviors incident in nursing education and to limit the consequences of students' uncivil behavior faculty members, administrators and nursing students