Arnold Friberg (December 21, 1913 – July 1, 2010) was an American illustrator and painter noted for his religious and patriotic works. He is perhaps best known for his 1975 painting The Prayer at Valley Forge, a depiction of George Washington praying at Valley Forge. He is also well known for his 15 "pre-visualization" paintings for the Cecil B. DeMille film The Ten Commandments which were used to promote the film worldwide and for which he received an Academy Award nomination.He has been admitted as a lifetime member of the Royal Society of Arts. He also did a series of paintings depicting scenes from the Book of Mormon for Adele Cannon Howells, the Primary President of the Church of Jesus Christ of Latter-day Saints.