Personality is one of the most important, broad and attractive dimensions of human. When a person suffers from anxiety and restlessness under the influence of internal and external tensions, these unrests penetrate into their personality structure and will cause the person's personality structure to be disrupted. Ghadat al-Saman, a contemporary Arab female writer, has also become anxious due to living in a state of war and turmoil and has touched Beirut's turbulent years. These inner turmoil’, s are reflected in her writings. Beirut 75, Ghadat Al-Saman's first novel, is a picture of Beirut on the verge of the Civil War. Karen Horney’, s personality theory, as one of the most important personality theories considered by researchers in the field of literature, is used in a descriptive-analytical manner to study and analyze the main characters of the novel Beirut 75, Farah, Yasmineh, Taan, Abu al-Mullah and Abo Mustafa. According to the research findings, Farah has a horny aggressive neurotic personality. Jasmine, a nun who suffers a bitter fate, has an obedient personality. Abu al-Mullah, who steals to free his daughters, also has an obedient personality. Taan, who at first lacks neurotic characters, is forced to secede from his tribe for being literate,had a detached personality. Abu Mustafa, who commits suicide to achieve his goals, also has an aggressive personality.