Krzysztof Morsztyn Sr.
Krzysztof Morsztyn Sr. (1522-1600) was founder of the Polish Brethren community in Filipów in 1585.
He was father of:
- Krzysztof Morsztyn Jr. (c.1580-1642) who taught at the Racovian Academy.
- Elżbieta Morsztyn who married Fausto Sozzini in 1586, but died within a year, after giving birth to a daughter, Agnieszka Sozzini, later mother of Andrzej Wiszowaty.