KN or kn may refer to:
The Poor Fellow-Soldiers of Christ and of the Temple of Solomon (Latin: Pauperes commilitones Christi Templique Salomonici), also known as the Order of Solomon's Temple, the Knights Templar or simply the Templars, were a Catholic military order recognised in 1139 by the papal bull Omne datum optimum.
The Order of Knights of the Hospital of Saint John of Jerusalem (Latin: Ordo Fratrum Hospitalis Sancti Ioannis Hierosolymitani), commonly known as the Knights Hospitaller (or Hospitaler) and the Order of Saint John, was a medieval and early modern Catholic military order.
Knightfall is a historical fiction drama television series created by Don Handfield and Richard Rayner for the History channel.
Knoxville is a city in the U.S. state of Tennessee, and the county seat of Knox County. As of the 2010 census, the city has a population of 178,874, and is Tennessee's third largest city after Nashville and Memphis.
The Native American Party, renamed the American Party in 1855 and commonly known as the Know Nothing movement, was an American nativist political party that operated nationally in the mid-1850s.
Knossos (also Cnossos, both pronounced ; Greek: Κνωσός, Knōsós [knoˈsos]), is the largest Bronze Age archaeological site on Crete and has been called Europe's oldest city.Settled as early as the Neolithic period, the name Knossos survives from ancient Greek references to the major city of Crete.