Existentialism is a Philosophical theory or approach which emphasizes the existence of the individual person as a free and responsible agent determining their own development through acts of the will. Major themes of this philosophy are Existence precedes essence, Absurdity Nihilism, condemned to be free, lack of meaning in life, Absence of the hand of the power who create this world. Many writers in 21^st  century utilized existentialist streaks in their writings to depict  the poor  plight  and helplessness of individuals  in the society, among  those Khalid Javed Mout Ki Kitab   Khalida Hussain Kagzi Ghat  and Musharaf Alam Zouqi Lay sans Bi Aahista  and Murda Khana main Aurat are notable. Existentialist which are present in Dr. Arifa Shahzad’s Novel are discussed in this Article. Dr. Arifa Shahzad is one of the famous writers in the 21^st Century. “Main Timsal Hoon” is the first Novel of Arifa Shahzad which is an Existential Novel.