The current study aimed to verify the degree of contribution of personality type (A) in predicting the professional ambition of gifted students. The study sample consisted of (97) students from two schools for gifted students in Mecca and Jeddah in the Kingdom of Saudi Arabia, and two scales were developed: the personality type (A) scale, and the ambition scale. Professionalism, and psychometric properties were verified for honesty and reliability, and the results of the study found that personality type (A) and professional ambition of gifted students were average, and it was found that there was a positive negative correlation between personality type (A) and professional ambition, and it was found that personality type (A) predicts professional ambition. And based on the results of the study, some recommendations were made, including working to reduce the personality type (A) among gifted students, and encouraging students to improve their professional ambition