拉瓦省
Maciej Stryjkowski was born around 1547 in Stryków, a town in the Rawa Voivodeship in the Kingdom of Poland. He graduated from a local school in the town of Brzeziny, after which he joined the army of the Polish–Lithuanian Commonwealth and served in the forces of the Grand Duchy of Lithuania. He served in a garrison in Vitebsk under Alexander Guagnini.