John Calvin
Ralph Waldo Emerson
John Calvin was the most influential leader of the Protestant Reformation.
Evangelical. Not apostle, as he never met Jesus; however, one could say he was the most influential missionary. Also, one could argue he was an influential latent homosexual.
In my opinion, John Locke was the most influential enlightenment thinker because of his opinions of people's freedoms and government's role in society. His take on the social-contract theory shaped our government and his ideals are reflected in the Declaration of Independence. He thought the government ruled by permission of the people, and if the government was intruding on our inalienable rights, (life,libery,property) then we have a right to overthrow or change the government.
Saint Augustine.
The Ancient Greek and Roman civilizations.
He was most influential musician in the early year of jazz
The Ancient Greek and Roman civilizations.
The name I first think of during the Enlightenment, and research listed first is John Locke. Never underestimate the power of others such as Voltair, Montesquieu, Rousseau and Hobbes.
The comparative form of "influential" is "more influential" and the superlative form is "most influential."
Sigmund Freud. While not correct in every analysis, his body of work has stood the test of time. Freud was a "ground breaker" in his field. Basically he was the father of psychology.
Adam Smith is considered as the father of the economy. He is known as the most influential thinker in the field of economics. In 1759, he published his first book entitled The Theory of Moral Sentiments.