Chico Marx was born in New York City. His father was born in France and worked as a tailor and his mother was from Germany. He was married twice. In 1917, he married Betty Karp. They had a daughter named Maxine. He taught her to be an actress. After a divorce, he later married Mary De Vithas. They married in 1958, three years before his death. Chico died at home of arteriosclerosis, on October 11, 1961, in Hollywood. He was the oldest brother and the first to die. He is in a mausoleum in Forest Lawn Memorial Park in Glendale, California. 