Where does “Wtorkiewicz” come from?

Wtorkiewicz (Polish) comes from Polish wtorek, from Old Polish wtorek, from Proto-Slavic *vъtorъkъ.

Ancestry of “Wtorkiewicz”, step by step

StepLanguageWordMeaning
1PolishwtorekTuesday
2Old Polishwtorek—
3Proto-Slavic*vъtorъkъ—
Every word from Proto-Slavic *vъtorъkъ →Every word from Old Polish wtorek →Every word from Polish wtorek →