He was the youngest son of Mikołaj Kmita and his second wife Małgorzata Michałowska. His brother was Jan Kmita, a Castellan of Przemyśl and Lwów.
Dobiesław Kmita died at the end of August 1478, but before 25 August. As he was a single and had no children, all his property were inherited by his nephews: Piotr Kmita, Stanisław Kmita, Andrzej Kmita and Barbara z Dubiecka.
Bibliography
Boniecki, Herbarz, t. 10, s. 193;
F. Kiryk, Dobiesław z Sobienia i Wiśnicza, Polski Słownik Biograficzny, t. 13, 1967-1968, p. 87-88;
Gąsiorowski, Polscy gwaranci, s. 260; Urzędnicy małopolscy, s. 338.