Dr. S. Radhakrishnan was a man of versatile talent and varied achievements. He served India in a number of ways and worked for the reconciliation of mankind at the deepest level. The present work contains well researched matter on Philosophical ideas, political philosophy and political contribution of Dr. Radhakrishnan. Assessment of Radhakrishnan as great Indian philosopher is dined with comparison to the philosophical ideas of some contemporary philosophers and politicians.