Jan Opalinski (1546 – 1597/1598) was a Polish nobleman of Lodzia coat of arms.
Castellan of Rogozin, bibliophile, bought Sieraków in 1591.
Son of Jan Opalinski (1519–1561) and Anna Gostynska, married to Barbara z Ostroroga Lwowska (of Nalecz coat-of-arms), in 1580.
Father of Jan Opalinski (1581–1637) and Piotr Opalinski (1586–1624), as well as daughters (Zofia and Anna).