Where does “Mac” come from?

Mac (Irish) comes from Irish giolla, from Middle Irish gilla, from Old Norse gildr, from Proto-Germanic gildiz, from Proto-Indo-European gʰeldʰ- — to repay, reward; to pay; to pay for, repay.

Mac (Irish): used in surnames

Definitions

  1. used in surnames

Ancestry of “Mac”, step by step

Mac traces back through two separate lines of ancestry.

via Irish giolla

StepLanguageWordMeaning
1Irishgiollayouth; page, boy; gillie, attendant; manservant,...
2Middle Irishgillayouth; male child, boy; messenger, page, servant
3Old Norsegildrstout, brawny, of full worth; brawny, stout; of...
4Proto-Germanicgildizvaluable, wholesome, precious
5Proto-Indo-Europeangʰeldʰ-to repay, reward; to pay; to pay for, repay

via Middle Irish mac

StepLanguageWordMeaning
1Middle Irishmacson
2Old Irishmaccson; child
3Primitive IrishᚋᚐᚊᚊᚔAlternative form of ᚋᚐᚊᚔ
4Proto-Celticmakkʷos
5Proto-Indo-Europeanmeh₂ḱ-to raise, increase; long

Words derived from “Mac

Every word from Proto-Indo-European gʰeldʰ-Every word from Proto-Germanic gildizEvery word from Old Norse gildr