Morse was raised in a strict Calvinist household. His father, Jedidiah Morse, was a prominent Calvinist pastor who instilled strong religious values in his children.

Morse maintained a deep religious faith throughout his life. He believed that his inventions were gifts from God and that his work should be used to glorify Him. His famous telegraph message, 'What hath God wrought!' reflects his religious convictions.

Morse supported various religious organizations and missionary efforts. He used his wealth to promote his religious beliefs and support charitable causes aligned with his faith.