Roy Keane is one of the greatest players of his generation and one of the most controversial. This essay aims to come to a conclusion as to whether Roy Keane is an Egoist or an Existentialist. Aims and objectives: To critically assess the philosophical ideas of Egoism and Existentialism; To relate these philosophical ideas to football and Roy Keane’s actions and what he has said; To look at the evidence put forward and come to a conclusion as to whether Roy Keane is an egoist or an existentialist