1890 - Born on October 2nd in New York City. The bushy-browed, cigar-smoking, wisecraker with the painted on mustache and stooped walk was the leader of the Marx Brothers.
1920 - Married to Ruth Johnson February 4th.
1945 - Married to Katherine Marvis Gorcey on February 24th.
1950 - He was the highly successful host of "You Bet Your Life" a quiz show on radio and television.
1954 - Married to Eden Hartford on July 17th.
1973 - Was told by studio executive Walter Wanger to lose the greasepaint mustache as it was an "obvious fake". (Source: Joseph Adamson III in his book Groucho, Harpo, Chico and sometimes Zeppo.
1974 - Received an honorary Oscar.
- Appeared in the article of Playboy, March edition, entitled Groucho Marx in His Eighties.
1977 - Died from pneumonia on August 19th in Los Angeles, California.
2005 - Came fifth in a Channel Four (UK) poll to find the all-time favorite comedians' comedian.