Jan Seklucjan

Jan Seklucjan (born either in 1498 or around 1510, died 1578) (also known as ''Jan from Siekluki'', ''Seclucian'', ''Seclucianus'') was a Polish Lutheran theologian, an activist in the Protestant Reformation in Poland and Ducal Prussia (a Polish fief), translator, writer, publisher and printer. Provided by Wikipedia