Ukrainka's father was Petro Antonovych Kosach, head of the district assembly of conciliators, who came from the northern part of Chernihiv province.
Ukrainka's father was Petro Antonovych Kosach. Petro Antonovych Kosach was head of the district assembly of conciliators. Petro Antonovych Kosach came from the northern part of Chernihiv province. Petro Antonovych Kosach was head of the district assembly of conciliators.