Leonhard Euler

April 15, 1707 – September 18, 1783

Mathematician & Physicist

The most prolific mathematician in history, a devout Calvinist

Biography

Swiss mathematician, physicist, and astronomer who made foundational contributions to numerous areas of mathematics. He is considered one of the greatest mathematicians of all time.

Faith & Testimony

A devout Calvinist who wrote a defense of Christianity called 'Letters to a German Princess,' which included arguments for the existence of God. He held daily family prayers and composed hymns.

Sources

Leonhard Euler — Wikipedia — Biography including his Calvinist faith and defense of Christianity
Letters to a German Princess — Wikipedia — His work containing arguments for the existence of God
Letters to a German Princess — Leonhard Euler — Euler's popular letters covering science, philosophy, and theology — includes his arguments for God's existence and the compatibility of faith and reason
Leonhard Euler: Mathematical Genius in the Enlightenment — Ronald Calinger — Comprehensive biography noting Euler's lifelong devout Calvinist faith and his defense of Christianity against Enlightenment skeptics