What nationality are names ending in "-etka"?

Question:

What nationality are names ending in "-etka"?

Best Answer - Chosen by Asker: Its from Slavic countries and is also particular to some Jews.

Slavic peoples are traditionally divided along linguistic lines into West Slavic (including Czechs, Poles and Slovaks), East Slavic (including Belarusians, Russians, Ukrainians, and Rusyns), and South Slavic (including Bosniaks, Bulgarians, Croats, Macedonians, Montenegrins, Serbs and Slovenians). For a more comprehensive lis