This study aims to describe the use of the main character's leadership in the novel Senja dan Pagi by Almira Alffy Rev and Linka Angelia. This research is a qualitative descriptive study. The sample data comes from the novel Senja dan Pagi by Alffy Rev and Linka Angelia, which were
collected using documentation techniques and card data. The sample was selected purposively and according to needs. The results of the study show that the personality structure of the characters used in the novel Senja dan Pagi by Alffy Rev and Linka Angelia are (1) Id personality structures, namely feelings of joy, feelings of pride, feelings of understanding, feelings of curiosity, feelings of fear, feelings of surprise, feelings of emotion , and feelings of sadness; (2) Ego Personality Structure which includes Decision Making, Reasoning, and problem solving; (3) The structure of the Superego personality which includes Evaluating, the Good Characteristics of the Person, Ethics of Consciousness and Religious Norms.

Keywords: Personality, novel, Dusk and Morning