Meaning: “nimble and strong.”
The name is composed of the Lithuanian elements švit– (which is from švitrus meaning “fast; nimble; frisky”) and gailas which means “strong.”
The name was borne by a Grand Duke of Lithuania (1370-1452) he was the brother of Jogaila and was known for his pro-Russian policies. The designate name-day in Lithuania is October 25. There is a feminine version Švitrigailė whose name-day is set for October 24.