Where does “Sanda” come from?

Sanda (Latvian) comes from Latvian Sandra, from Latvian Aleksandra, from Latvian Aleksandrs, from Russian Алекса́ндр, from Old East Slavic Олександръ, from Ancient Greek Ἀλέξανδρος, from Ancient Greek ἀλέξω, from Ancient Greek ἀνδρός — man.

Ancestry of “Sanda”, step by step

StepLanguageWordMeaning
1LatvianSandra—
2LatvianAleksandra—
3LatvianAleksandrsAlexander
4RussianАлекса́ндрAlexander, male
5Old East SlavicОлександръ—
6Ancient GreekἈλέξανδροςAlexander
7Ancient Greekἀλέξωto keep off, turn aside; to guard, protect,...
8Ancient Greekἀνδρόςgenitive singular of ἀνήρ; man; of man
9Ancient Greekἀνήρman; husband; human being, as opposed to a god
10Proto-Hellenic*anḗrman
Every word from Proto-Hellenic *anḗr →Every word from Ancient Greek ἀνήρ →Every word from Ancient Greek ἀνδρός →