There was Nikolay Cherlenevsky, who had a wife Evpraksia (Евпраксия), they had 4 children, 1 daughter and3 sons. They were Orest (Орест), Evgenij (Yujene, Евгений, Женя), Vadim (Вадим), Luda (Люда).
Near beginning of 20th century parents sent brothers to Germany to study. Some of them got married there.
That's what I was told.
If you know anything about them, please let me know.