Melchizedek is a Biblical figure of significance in both Judaic and Christian traditions.

Melchizedek may also refer to:

Religion Priesthood of Melchizedek, the continuum of Malkizedek's priesthood in various religions Exaltation of Melchizedek, for the references in Second Book of Enoch Melchisedechians, for an early Christian heresy Melchizedek priesthood (Latter Day Saints), for LDS significance Melchizedek (text), a Gnostic text

People Melchizedek I of Georgia (fl. 1010–1033), the first Catholicos-Patriarch of All Georgia Melchizedek II of Georgia (fl. 1528–1553) Melchizedek III of Georgia (1872–1960) Melchisedec Ștefănescu (1823, 1892), Romanian bishop and historian Melchisédech Thévenot (ca. 1620-1692), French author, scientist, traveler, cartographer, orientalist, inventor, and diplomat Melquisedec Angulo Córdova (fl. 2009), member of the Mexican Navy's special forces Melky Sedeck, R&B hip hop duo

Fictional characters Melchizedek, a rich Jew in Boccaccio's The Decameron, Day 1, Novel 3 Melchizedek, a character in The Alchemist by Paulo Coelho Melchizedek, the main brain of Salem in the Battle Angel Alita graphic novel series

Other uses Melchizedek, a 30-litre wine bottle, often used for champagne The Dominion of Melchizedek, a micronation known largely for allegedly facilitating large scale banking fraud