From Latin Dominicus meaning "of the Lord," traditionally given to boys born on Sunday.
Dominick is an English variant of Dominic, a name that ultimately comes from the Late Latin Dominicus, meaning “of the Lord” or “belonging to the Lord.” The root is dominus, “lord,” which places the name firmly in the world of early Christian and ecclesiastical Latin. The extra “k” in Dominick is a later English spelling development, giving the name a slightly more elaborate, emphatic look while leaving its core identity intact.
It is one of those names whose meaning is overtly devotional, yet whose long history has made it feel broader than any single religious setting. Its strongest historical association is with Saint Dominic, the 13th-century founder of the Dominican Order, whose influence spread the name widely across Catholic Europe. That connection gave rise to many related forms: Domenico in Italian, Domingo in Spanish, Dominik in Central and Eastern Europe, and Dominick in English-speaking contexts.
The name has also been borne by artists, athletes, and public figures, and it appears regularly in literature and film because it sounds stately and substantial. There is a built-in formality to it, but nicknames like Dom and Nick soften it considerably. Over time, Dominick has moved between worlds: from monastery and church register to neighborhood roll call, from Old World immigrant communities to mainstream American naming.
Compared with the plainer Dominic, Dominick can feel a little more old-school and a little more ethnic in flavor, especially in Italian American settings. Its perception has evolved from overtly religious to classically strong, a name that still carries sacred ancestry but now wears it with urban polish and family warmth.