FEATURED IMAGE CREDIT: This image was generated with Sora 4o based on historical images.
Mario DeMarco took his childhood passion for cartooning, and turned it into a career that spanned nearly 70 years with works too numerous to count.
Obituary in the Telegram and Gazette, in 2008
Mario DeMarco, Creator of the Marvel characters John H. Holliday and David Crockett (from Earth-616), was born on July 20, 1922 and died on March 2, 2008.
Multiple identities?
Notable people sometimes have multiple identities.
Born on July 20, 1922 (1922 - 2008) Mario DeMarcoCreator of the Marvel characters John H. Holliday and David Crockett (from Earth-616) |
Born on July 24, 1924 (1924 - 1956) Mario DeMarcoAmerican college football, National Football League |
Mario DeMarco
was conceived around October 13, 1921
and has 1 event
A full gestation takes 280 days. Have you ever checked what happened when you were conceived? You should, because it matters.
276 days before
(about 9 months)

King George V announced in a message to General John J. Pershing that the Unknown Soldier selected by the U.S. would receive Britain's highest award, the Victoria Cross, on Armistice Day.
It happened on October 17, 1921
Featuring: King George V, John J. Pershing.
Xanadu Registrant
These are the notable people who registered Mario DeMarco into the Xanadu blockchain, after making a gift to humanity.
At this time, I do not have a female DNA contributor. To find this person, you must look at the events that occured around October 13, 1921.

Mario DeMarco
1922-2008
Creator of the Marvel characters John H. Holliday and David Crockett (from Earth-616)

John J. Pershing
1860-1948
Former commander of the American Expeditionary Forces on the Western Front in World War I
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Extreme Ownership. Leaders must own everything in their world. There is no one else to blame.
- Jocko Willink