Answer
Mikhail Frunze's mother's ethnicity was Russian. Frunze's mother, Anna Grigoryevna Frunze, was born in the village of Kara-Balta in Kyrgyzstan, which was then part of the Russian Empire. Her parents were both Russian, and she grew up speaking Russian as her first language. Frunze's mother was a strong influence on him, and he later credited her with his interest in military affairs.