Meaning and history
Mack developed from Scottish and Irish surnames beginning with Mac, meaning "son," and also serves as a short form of names such as Mackenzie. It became an independent English given name. Notable bearers include baseball manager Connie Mack, born Cornelius McGillicuddy, and musician Mack Maine.
Mack rose from #499 to #463 for boys between 2024 and 2025. Its highest annual birth count came in 1942, with 840 births.