Head of State/Legends

Head of State was a title used to describe the formal leader of an independent government. Examples of head of state included:
 * Archduke, ruler of Geonosis.
 * Aristocra, leader of one of the Chiss Ruling Families.
 * Blood Monarch, ruler of Thisspias.
 * Chief of State, leader of the Rebel Alliance, New Republic, and Galactic Alliance.
 * Chairman, leader of Utapau.
 * Count, ruler of Serenno.
 * Dark Lord of the Sith, ruler of the Sith Empires.
 * Diktat, former head of state of Corellia.
 * Galactic Emperor or Galactic Empress, ruler of the Galactic Empire and New Galactic Empire.
 * First Secretary, Chief Councilor of the Bothan Council.
 * Grand Protector, leader of Rodia and the Rodian species.
 * Head of State (Confederacy of Independent Systems), leader of CIS
 * Head of State (Corellian System), planetary leader of Corellians planets.
 * Khedive, leader of Sluis Van.
 * Miskara, leader of the Vagaari.
 * Monarch, such as a King or an Emperor, rulers of various planets.
 * Prelate, leader of Charros IV.
 * President, leader of many states, such as Devaron, and governing bodies, such as a President of the Senate, possibly the original leader of the Old Republic.
 * Queen Mother, ruler of Hapes.
 * Scrivinir, ruler of the Centrality.
 * Sheyf, ruler of the planets Kiffu and Kiffex.
 * Shreeftut, ruler of the Ssi-Ruuvi Imperium.
 * Speaker-Above-All, leader of Trandosha.
 * Supreme Chancellor, leader of Galactic Republic
 * Supreme Commander of the Imperial Fleet, leader of the Imperial Remnant.
 * Supreme Overlord, God-King of the Yuuzhan Vong.
 * Trade Monarch, ruler of Neimoidia.
 * Viceroy, head of state of the Duskhan League.
 * Mandalore, Ruler of the Mandalorian Supercommandos.

Many Heads of Government, such as Supreme Chancellor, were considered head of state by virtue of being the highest ranking office.