Lieutenant General was a military rank above major general and below general.
Logan held the rank of lieutenant-general while a member of the British Army's Light Division while fighting against the Sontarans in Sevastopol, 1855 during the Crimean War. (TV: War of the Sontarans)
Sanchez held the rank of lieutenant general when he was leader for a UNIT base on New York up to his death during the 2009 Dalek invasion of Earth. (TV: The Stolen Earth)
Robert Baden-Powell held this rank in 1902. (PROSE: Revenge of the Judoon)