Does one’s last name change based upon sex?
Yes. Personal names follow the normal patterns of grammar. English generally uses word order and prepositions in lieu OF grammar.
Kinda ... but also I *think* the “skaya” part is a dimunitive for some reason.
I am wondering as well.
‘Does one’s last name change based upon sex?’
in modern Slavic languages, a female’s last name will bear a feminine marker...