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Jan comes von Nandelstadt Umiastowski
Former Marshal of the Sejm
Marshal of the Sejm (1655–1655)
Roch III coat of arms
Jan Kazimierz Umiastowski Wikipedia
Jan Kazimierz Umiastowski (died 1659) was a Polish szlachcic from family - comites Pierzchała-Umiastowski.
He was District Writer of Brześć since 1648, District Judge and Podkomorzy (Chamberlain) of Brześć; since 1654.
Marshal of the Sejm (nadzwyczajnego) on May 19, - June 20, 1655 in Warsaw.