Louis Napoleon Stodder (February 12, 1837 – October 8, 1911) was a U.S. Navy officer who served in the American Civil War as acting master on the famous when it fought the "Merrimack" at Hampton Roads on March 8–9, 1862. He is also noted for his heroic efforts in the final hours before "Monitor" sank in a violent storm at sea off Cape Hatteras that same year. He later commanded and served in the East Gulf Blockading Squadron. After the Civil War, he was promoted to captain and served with distinction, commanding other vessels and served in other capacities. He continued serving in the Navy until 1902. When he retired, Stodder lived out the remainder of his years in New York.