The objective of this study is to check all six traits of the HEXACO personality inventory with beliefs about diversity in a sample of pre-service teacher. This study states` that personality traits of honesty, Emotional stability, extraversion, agreeableness, conscientiousness and openness to experience have positive influence on the diversity believes of the pre-service teachers and will also be influential on the academic performance of them. Thus, focusing and incorporating tailored policies, trainings and courses for the preservice teachers will be beneficial for them as well be more productive for the academia and will also curtail the adverse affects of the negative diversity beliefs. Policy makers, trainers and course designers should mend their respective expertise in accordance. Furthermore, be considerate regarding personality traits and their influences on the mentoring and post performance of the pre-service teachers.