Kierkegaard and Sartre on God and Authenticity

Study the replacing human in his real position and founding a stable position to him has a history as long as human existence. In other hand، during times، a major part of questions and answers of intellectuals was allocated to over natural power (God). So two important problems and questions that always been in human mind، one is the God and other one is real position of human that achieve by an authentic human. In opinion of some philosophers، the authentic human is who that has a good and stable relationship to God and followed his recommends. And in opinion of some others، human authenticity is based on this reality that human existence is the key and main point of existence. So، humanity must not sale itself to some divide promises. Soren Kierkegaard، the contemporary existentialism faithful philosophy by a faithful viewpoint، indicated some absorption viewpoints، and in other hand، his follower، Jean Poul Sartre، atheist existentialism philosopher، in other way and by a human base background made some interesting answers to these problems. So، in this paper، it tried that، considering brevity، subject of God and human authenticity by using views of these to thinkers been studied.