Leo II (or Leon II) may refer to:

People

Leo II (emperor) Leo II ( grc-gre, Λέων, ; 467 – November 474) was briefly Roman emperor in 474. He was the son of Zeno, the Isaurian general and future emperor, and Ariadne, a daughter of the emperor Leo I (), who ruled the Eastern Roman empire. Leo II ...

, Byzantine emperor who reigned from January 18 to November 17, 474 *

Pope Leo II Pope Leo II ( – 28 June 683) was the bishop of Rome from 17 August 682 to his death. He is one of the popes of the Byzantine Papacy. Described by a contemporary biographer as both just and learned, he is commemorated as a saint in the Roman Ma ...

, pope from August 682 to July 683 *

Leon II of Abkhazia Leon II ( ka, ლეონ II) was King of Abkhazia from circa 780 to 828. He was the nephew and successor of Leon I of the Anchabadze dynasty and from maternal side grandson of the reigning Khagan of the Khazars (possibly Bihar or Baghatur). ...

(767/68–811/12) * Leo II (1150–1219), King of Armenia, sometimes referred to as

Leo I, King of Armenia Leo II (, ''Levon I. Metsagorts''; 1150 – 2 May 1219), also Leon II, Levon II or Lewon II, was the tenth lord of Armenian Cilicia or “Lord of the Mountains” (1187–1198/1199), and the first king of Armenian Cilicia (sometimes as Levon I th ...

or Levon I of Armenia, initially known as Prince Leo II *

Leo II, King of Armenia Leo II or Leon II (occasionally numbered Leo III; , ''Levon II''; c. 1236 – 1289) was king of the Armenian Kingdom of Cilicia, ruling from 1269''Cambridge Medieval History'', Volume IV, p. 634/1270 to 1289. He was the son of King Hetoum I ...

(1236–1289), sometimes also referred to as Leo III * Leo II of Halych (d. 1323)

Other

Leo II (dwarf galaxy) Leo II (or Leo B) is a dwarf spheroidal galaxy about 690,000 light-years away in the constellation Leo. It is one of 24 known satellite galaxies of the Milky Way. Leo II is thought to have a core radius of 178 ± 13 pc and a tidal radius of 63 ...

, a dwarf galaxy discovered in 1950 * LEO II (computer), an early commercial programmable computer *Leo II (theorem prover), an

automated theorem prover Automated theorem proving (also known as ATP or automated deduction) is a subfield of automated reasoning and mathematical logic dealing with proving mathematical theorems by computer programs. Automated reasoning over mathematical proof was a maj ...

Leopard 2 The Leopard 2 is a 3rd generation main battle tank originally developed by Krauss-Maffei in the 1970s for the West German army. The tank first entered service in 1979 and succeeded the earlier Leopard 1 as the main battle tank of the West Germ ...

, a German battle tank {{disambig, hn tr:II. Leo