Objective: The current study aimesto find out the nature of the relation between the Big five traits of personality and self-awareness among An-Najah National University students. It also aims to identify the level of each of the big five personality traits and self-awareness, and the impact of each of the independent variables on the variables of the study. Methods: The study sample includes 250 students divided into 74 males and 176 females from different colleges. Data were collected using the self-awareness scale, and the big five personality traits scale. Results: The study find that four personality traits are highly prevalent among students, with the element of neuroticism showing up at a low level. University students have a high degree of self-awareness, according to the findings. Conclusions: A positive relationship between consciousness and self-awareness as well as a negative relationship between neuroticism and self-awareness have also been found. Females were more neurotic trait than males. Keywords: Big five traits of personality, self-awareness
