March 20 in the history of the Birmingham District:
- 2008: The annual Birmingham Area Music Awards ceremony was held at Carver Theatre.
- 2007: Greg Gratton was awarded the Five Star Business Award by Birmingham mayor Bernard Kincaid.
- 2006: Torchmark announced their move to Texas.
- 2003: The SEC accused HealthSouth and its founder and CEO Richard Scrushy of accounting fraud.
- 1998: Avondale Park Historic District was named to the National Register of Historic Places.
- 1975: Donnelly House was named to the Alabama Register of Landmarks and Heritage.
- 1970: Constantine's opened in the Travelodge Motel in Vestavia Hills.
- 1945: A B-25 bomber crashed into Lake Martin en route from Atlanta to Maxwell Air Field in Montgomery.
- 1942: USS Birmingham (CL-62) was launched.
- 1917: Mayor George Ward signed the contract for construction of the 21st Street Viaduct.
- 1954: Attorney Marcus A. Jones III was born.
- 1952: Planner David Hunke was born.
- 1951: HealthSouth CEO Jay Grinney was born in Milwaukee, Wisconsin.
- 1931: Henry Aizenman was born.
- 1916: Baptist minister Earl Stallings was born in Durham, North Carolina.
- 1915: Restaurateur Joe Joseph was born.
- 1863: Brother Bryan was born.
- 1839: Adjutant General James Gilmer was born in Montgomery County.