Where does “Gustáv” come from?
Gustáv (Slovak) comes from Swedish Gustav, from Old Swedish Gøtstaf, from Old Norse Gautstafr, from Old Norse stafr, from Proto-Norse ᛋᛏᚼᛒᚼ, from Proto-Germanic stabaz, from Proto-Indo-European stebʰ- — to stand still; to harden.
Ancestry of “Gustáv”, step by step