From Latin 'Blasius' meaning 'lisping,' associated with Saint Blaise, patron of throat ailments.
Blase is the anglicized variant of Blaise, a name with somewhat contested origins. The most widely accepted derivation traces it to the Latin Blasius, which may itself descend from the Greek blaisos, meaning "bowlegged," or from the Latin blaesus, indicating a speech impediment — origins that seem inauspicious but did nothing to dim the name's luster. Its enduring fame rests almost entirely on Saint Blaise, a fourth-century bishop of Sebastea in Armenia who, according to hagiographic tradition, was martyred under the Diocletianic persecution and became the patron saint of throat ailments.
The Blessing of the Throats on his feast day (February 3rd) kept his name alive throughout the Catholic world for over a millennium. In intellectual history the name received its most brilliant bearer in Blaise Pascal, the seventeenth-century French mathematician, physicist, and philosopher whose contributions ranged from projective geometry and probability theory to the invention of an early mechanical calculator and the profoundly moving spiritual meditations collected in the Pensées. Pascal's genius attached a cerebral, probing quality to the name that persists in cultural memory.
The spelling Blase (without the circumflex accent over the final e) is the form most commonly encountered in English-speaking countries, occasionally confused with the adjective blasé (meaning world-weary or unimpressed), which derives from a different French root entirely. In contemporary naming, Blase is a genuinely rare choice — confident, historically layered, and carrying the dual benediction of saintly patronage and mathematical genius.