Clark Kent's celebrated birthday, the day he landed, was February 28th (or thereabouts) Action Comics #655. TV series Lois & Clark: The New Adventures of Superman in 1997 made it the 13th of May.

Happy Birthday, Jonathan Kent! September 1 is generally-recognized birthday of Jonathan ‘Pa’ Kent, the adoptive father of […] By Russ Burlingame. September 6, 2017, 11:05am. X; ...