Which person created the first protestant religion?

Explanation:

Luther being a great German monk and a professor of Theology had several concerns about specific Church practices. He mainly focused largely on the sale of gratification that were based on Church doctrine.

The word Protestant is derived from the word "protest" and that reformation from the word "reform", This effort was to protest few practices of the Catholic Church.

Luther had serious concern about how getting into heaven was related with a financial agreement. The sale of indulgences was Luther's one of the disagreement with the practices of the Church.