Kazimierz Franciszek Czarnkowski, (1613/17–1656), of the Nałęcz coat of arms, was a Polish nobleman (szlachcic).
[1][2] Kazimierz was Colonel of the voivodeships of Greater Poland and castellan of Poznań since 1646.
He married Princess Konstancja Lubomirska[3] on February 1, 1637 in Kraków and Anna Konstancja Wejher about 1650.
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