Longinus is the name attributed in Christian tradition to the Roman soldier who, according to the Gospel of John, pierced the side of Jesus with a spear during the Crucifixion. The name itself derives from the Latin longus, meaning "long," and functioned as a Roman cognomen—a third name often originally descriptive of a physical trait. In legends that developed from the apocryphal Gospel of Nicodemus, Saint Longinus is described as a blind or poor-sighted centurion who was healed by the flow of blood and water from Christ's side and subsequently converted to Christianity, later being martyred for his faith.Etymology and Historical UsageEtymologically, Longinus is a Latin cognomen meaning "long" (from longus), likely originally designating a tall individual. It was used as a family name in ancient Rome. The name's spread beyond Roman contexts is due almost entirely to the legendary figure of Saint Longinus. The earliest written mention of the name for the centurion appears in the Gospel of Nicodemus, an apocryphal text from the early centuries of Christianity. The name was never common as a personal name in classical times, but gained currency in Christian cultures where the veneration of saints was strong.Notable BearersThe most famous bearer of the name outside legend is the 3rd-century Greek philosopher Cassius Longinus (c. 213–273 AD), a Neoplatonist orator and teacher known for his treatise On the Sublime (long attributed to him, but now generally considered of uncertain authorship). In the Byzantine Empire, several figures bore variants of the name, though these are often overshadowed by legends surrounding Saint Longinus. The Holy Lance, also known as the Spear of Destiny, is venerated as a relic in several European churches, and the tradition of its having been lodged in Jesus's side has contributed to the mystique of Longinus.Cultural and Religious SignificanceLonginus is venerated as a saint in various Christian denominations, including the Catholic, Eastern Orthodox, and some Protestant traditions. His festival is celebrated on March 15 in the Roman Catholic Church. As the centurion who reportedly exclaimed "Truly this was the Son of God" (Matthew 27:54), Longinus is sometimes conflated with the officer overseeing the troops at Golgotha, thus considering him one of the earliest converts from paganism. The weapon associated with him, the Holy Lance, has been the object of extensive legend, linking it to medieval kings such as Charlemagne. Longinus often appears in Christian art depicted piercing Christ's side, though artistic depictions vary.Variant Forms and Related NamesA feminine form is Longina. In Polish, the name appears as Longin (masculine). Other languages and cultures have variants such as Longinos (Spanish) and Longerino (rare). While the name has fallen out of widespread common use as a given name, it persists in certain Christian communities and as a surname.Meaning: "Long" (Latin longus)Origin: Roman cognomenType: Saint nameUsage: Historically in Roman and later Christian cultures; rare as a given name today but standard as a saints' name