Biography (Source: WikiPedia)
Miriam Marx Allen was an American author and the daughter of Groucho Marx and his first wife, Ruth Johnson. She studied for a time at Bennington College in Vermont. But after being expelled for alcohol-related infractions three months before graduating, she worked as a writer at Mademoiselle Magazine. She later worked on her father's quiz show, You Bet Your Life. She also appeared in several Marx Brothers documentaries.
In her 1992 book, Love Groucho: Letters from Groucho Marx to His Daughter Miriam, she detailed her difficult relationship with Groucho, her battle against addictive substances, and her eventual reconciliation with her father. She died June 29, 2017 in Capistrano Beach, California at the age of 90.