This is the 8340th most frequent Russian word.
михайловна
"Михайловна" is a patronymic name in Russian, meaning "daughter of Mikhail."
In this sentence, 'Михайловна' serves as a patronymic, indicating that Anna's father's name is Mikhail. This is a typical usage in Russian naming conventions.
Анна Михайловна приехала в Москву вчера.
Anna Mikhailovna arrived in Moscow yesterday.
Here, 'Михайловна' is used as a respectful reference to a teacher or elder whose name is based on Mikhail.
Школьников учила грамматике Михайловна.
The schoolchildren were taught grammar by Mikhailovna.
'Анна Михайловна' combines the given name and patronymic for polite and formal address in Russian.