May 12 in the history of the Birmingham District:
- 2012: Evangelist Matt Pitt was arrested and charged with impersonating a law enforcement officer.
- 2009: A special election was held to fill the vacancy left in Alabama Senate District 19 by the conviction of E. B. McClain on federal charges.
- 2008: Former chief meteorologist David Neal filed a breach-of-contract lawsuit against WBRC-TV.
- 2007: "Claud D. Cotten, III Memorial Field" at Crestwood Park was dedicated.
- 2007: The 6th annual Buck Creek Festival was held in Old Town Helena.
- 2005: American Idol contestant Taylor Hicks made a promotional visit to Birmingham shortly before the final round.
- 2001: The first Schaeffer Eye Center Crawfish Boil after the departure of Aaron Beam was held.
- 1995: The 1995 Pepsi Hot Air Affair ballooning event began.
- 1982: The Rotary Club of Birmingham voted against admitting black members, 120 to 90.
- 1976: Holy Rosary Catholic Church was added to the Alabama Register of Landmarks and Heritage.
- 1946: The 1946 Bible Reading Crusade kicked off.
- 1906: The American Cast Iron Pipe Company produced its first pipe.
- 1970: Architect Louis Nequette was born.
- 1958: A litter of two Siberian tiger cubs were born to King and Mary at the Birmingham Zoo, but did not survive.
- 1952: Cabinet builder and political candidate Hilbun Adams was born in Sacramento, California.
- 1947: Publisher and bookseller Patrick Cather was born in Birmingham.
- 1942: 1965 Birmingham Barons star Ted Kubiak was born in New Brunswick, New Jersey.
- 1915: Novelist Joe David Brown was born in Birmingham.
- 1874: Millionaire James Freeman was born in Jasper.
- 1868: Myrtle Corbin, the "Four Legged Girl," was born in Lincoln County, Tennessee.
- 1858: Avondale Mayor William Starbuck was born in Ohio.