Grigory Vasilievich KUTUZOV
Audio text — Grigory Vasilievich KUTUZOV — Григорий Васильевич Кутузов
Given name — Grigory (Григорий)
Patronymic — Vasilievich (Васильевич) — the son of Vasiij (Василий)
Family name — Kutuzov (Кутузов)
A loyal servant of Fyodor Pavlovich Karamazov, who raised Dmitry for a year after Adelaida abandoned the family and Fyodor completely forgot about his son's existence.
So far we only know his name - Grigory. But here is his full name.