73rd

73rd is the ordinal form of the number 73. 73rd or Seventy-third may also refer to:

Geography

73rd meridian east, a line of longitude 73° east of Greenwich
73rd meridian west, a line of longitude 73° west of Greenwich
73rd parallel north, a circle of latitude that is 73° north of the Earth's equatorial plane, in the Arctic
73rd parallel south, a circle of latitude that is 73° south of the Earth's equatorial plane, in the Antarctic

73rd (Perthshire) Regiment of Foot also known as MacLeod's Highlanders after its founder John Mackenzie, Lord MacLeod
73rd Carnatic Infantry, an infantry regiment of the British Indian Army
73rd Cavalry Regiment, a Cavalry Regiment in the U.S. Army first formed in 1941
73rd Field Artillery Regiment, a Field Artillery regiment of the United States Army
73rd Grey Cup, the 1985 Canadian Football League championship game at Olympic Stadium, Montreal
73rd Illinois Infantry Regiment, an infantry regiment that served in the Union Army during the American Civil War
73rd Indiana Infantry Regiment, an infantry regiment that served in the Union Army during the American Civil War
73rd Infantry Division (Wehrmacht), a German military unit which served during World War II
73rd Infantry Regiment (France), a French infantry regiment
73rd New York Infantry Regiment, an infantry regiment of Union Army in the American Civil War
73rd Ohio Infantry Regiment, an infantry regiment in the Union Army during the American Civil War
73rd Regiment of Foot (Invalids), an infantry regiment of the British Army from 1762 to 1768

73rd Delaware General Assembly, a meeting of the legislative branch of the state government
73rd Oregon Legislative Assembly, the Oregon Legislative Assembly (OLA)'s period from 2005 to 2006
73rd United States Congress, a meeting of the legislative branch of the United States federal government
California's 73rd State Assembly district, one of 80 districts in the California State Assembly

73rd Academy Awards honored the best films of 2000 and was held on March 25, 2001
73rd century
73rd century BC