Alistair is a male given name predominantly used in Scotland, representing an anglicized form of the Scottish Gaelic name Alasdair. The name ultimately derives from Alexander, which comes from the Greek name Alexandros, meaning 'defending men' (from alexo 'to defend' and aner 'man'). Etymology The primary root is Alexander, Latinized from Greek Ἀλέξανδρος (Alexandros). In Greek mythology, this was an alternate name for the Trojan prince Paris. The name appears several times in the New Testament, but its most famous historical bearer is Alexander the Great (356–323 BC), king of Macedon, who created a vast empire spanning Greece, Egypt, Persia, and parts of India. His fame led to the wide adoption of the name across Europe. From Alexander evolved the Gaelic Alasdair, which in turn was anglicized to Alistair, along with variants like Alastair (Scottish) and Alister (Scottish). Cultural Significance in Scotland Alistair and its cognates have been used consistently in Scotland, often associated with clan traditions. The surnames McAlister and MacAlastair are patronymic descendants. The name is closely tied to the Scottish diaspora and remains a staple of Scottish naming. Notable Bearers Notable Alistairs include Alistair Cooke (1908–2004), British-born American journalist and longtime host of Masterpiece Theatre; Alastair Reynolds (b. 1966), Welsh science fiction author; Alastair Campbell (b. 1957), British political aide and journalist; and Alistair MacLeod (1936–2014), Canadian novelist. See Wikipedia for full lists under Alastair and Alistair. Meaning: 'defending men' Origin: Greek via Scottish Gaelic Type: First name Usage: Scottish