Ralph Anthony "Iggy" Ignatowski (April 8, 1926 – March 4–7, 1945) was a United States Marine Corps private who was captured and killed by the Japanese in the Battle of Iwo Jima during World War II.
He was a member of the Marine rifle company platoon that climbed to the top of Mount Suribachi and raised the American flag on February 23, 1945.