It is thought that determining the relationship between the personal traits of pre-service teachers and their level of class engagement will shed light on the development and implementation of the curricula in the faculties of education. From this point of view, it was aimed in this study to determine the personality traits of pre-service teachers according to the five-factor method of personality and to determine how they affect their level of class engagement. The personality traits and the level of class engagement of the pre-service teachers in the scope of this study are examined by gender, field of teaching, grade, whether or not they willingly study in their departments, and the settlement variables they grow in. Single and relational screening models have been utilized in this research. The study group of the research consists of 372 pre-service teachers studying in the 3rd and 4th grades of Trakya University. In the research, "class engagement scale" and "big five personality traits test" were used as data collection tools. As a result of the analysis, it was found that the pre-service teachers' level of engagement in the class was "medium" and "high". It was determined that pre-service teachers had the most "Agreeableness" trait of personality and the lowest rate as "Neuroticism" trait of personality. Pre-service teachers' level of engagement in class did not differ significantly according to their personality traits.