The son of the famous nobleman
Samuil Maskevich. Educated at the Novogrudok Collegium. In 1643–1644, at the court of Prince
Boguslav Radziwill. In 1644 – at the court of Florian Zebrzydowski, a Lublin Kastelian. At the same time, he switched from Calvinism to Catholicism. From 1646, in the service of
Jeremiah Mikhail Vishnevetsky. In 1655, he was elected to the
Tribunal of the Grand Duchy of Lithuania. Ambassador to the Seimas in 1668, 1673, 1674. From 1668, in the service of Casimir and Mikhail Pats. In 1673–1674 – an armyman in
Novogrudok. ==Oeuvre==