Background: Professional identity is fundamental to nursing practice and sets basis for the professionalization of nursing. Aim: The aim of the study was assess of professional identity among nurses in port- said city. Subjects and Method: A descriptive design was utilized to conduct this study. The study sample was carried on 360 nurses (port-said general hospital 260 and El-zohour general hospital 110).The data was collected by using two tools; a self- administered structured interviewing questionnaire and the professional identity scale. Results:  The results of this study showed that about three quarters of the studied nurses had a satisfactory professional image, also assertive domain were satisfactory, and the majority of the studied nurses were satisfied regarding self-responsibility domain. The study concluded that; the total studied nurses had overall satisfactory level. Moreover, there was a statistical significant relation between age and years of experience of the studied nurses with their overall professional identity scale. Recommendations: The study recommended that, the need to make nursing professionals individually responsible for their training, increasing their ability to learn and adding to their knowledge, as an indispensable resource for personal and professional growth. Also, further studies should also take patients' contributions into consideration and focus on patient outcomes.