| First Name | Chico |
| Last Name | Marx |
| Full Name at Birth | Leonard Marx |
| Age | 74 (age at death) |
| Date of Birth | March 22, 1887 |
| Birthplace | New York City |
| Date of Death | October 11, 1961 |
| Location of Death | Los Angeles, CA |
| Cause of Death | Heart Failure |
| Height | 5' 6" (168 cm) |
| Build | Average |
| Eye Color | Brown - Dark |
| Hair Color | Brown - Dark |
| Star Sign | Aries |
| Religion | Jewish |
| Ethnicity | White |
| Nationality | American |
| Occupation Category | Actor |
| Claim to Fame | The Mark Brothers |
| Father | Sam Marx |
| Mother | Minnie Marx |
| Brother(s) | Groucho MarxHarpo MarxZeppo MarxGummo Marx |
Leonard "Chico" Marx (March 22, 1887 – October 11, 1961) was an American comedian and film star as part of the Marx Brothers. His persona in the act was that of a dim-witted con artist, seemingly of rural Italian origin, who wore shabby clothes, and sported a curly-haired wig and Tyrolean hat.
Selected Chico Marx film and TV show credits: