Jan Karol Dolski of Kościesza  (1637–1695) was a member of the nobility

Szlachta

The szlachta was a legally privileged noble class with origins in the Kingdom of Poland. It gained considerable institutional privileges during the 1333-1370 reign of Casimir the Great. In 1413, following a series of tentative personal unions between the Grand Duchy of Lithuania and the Kingdom of...

 of the Polish-Lithuanian Commonwealth

Polish-Lithuanian Commonwealth

The Polish–Lithuanian Commonwealth was a dualistic state of Poland and Lithuania ruled by a common monarch. It was the largest and one of the most populous countries of 16th- and 17th‑century Europe with some and a multi-ethnic population of 11 million at its peak in the early 17th century...

. Throughout his life he held a number of posts, including the post of Grand Marshal of Lithuania, Court Marshal of Lithuania and Cup-bearer. He was also the starost of Pinsk

Pinsk

Pinsk , a town in Belarus, in the Polesia region, traversed by the river Pripyat, at the confluence of the Strumen and Pina rivers. The region was known as the Marsh of Pinsk. It is a fertile agricultural center. It lies south-west of Minsk. The population is about 130,000...

 and was responsible for extending that town considerably.

During the Deluge, that is the Swedish invasion of Poland, he fielded a Chorągiew

Choragiew

Chorągiew was the basic administrative unit of the Polish cavalry from the 14th century. An alternative name until the 17th century was Rota.The name may derive from Slavic word Khorugv ....

 of cavalry and commanded it personally in the battle of Warsaw (1656)

Battle of Warsaw (1656)

The Battle of Warsaw was a battle which took place near Warsaw on , between the armies of the Polish-Lithuanian Commonwealth on the one hand and of Sweden and Brandenburg on the other. It was a major battle in the Second Northern War between Poland and Sweden in the period 1655–1660, also known as...

. He also led a regiment in the Russo-Polish War (1654–1667)

Russo-Polish War (1654–1667)

The Russo-Polish War of 1654–1667, also called Thirteen Years' War, First Northern War, War for Ukraine was the last major conflict between Tsardom of Russia and the Polish-Lithuanian Commonwealth. Between 1655 and 1660, the Second Northern War was also fought in the Polish-Lithuanian Commonwealth,...

 and then took part in quelling the Lubomirski's Rebellion

Lubomirski's Rokosz

Lubomirski's Rokosz, or Lubomirski's Rebellion , was a rebellion against Polish King Jan II Kazimierz Vasa, initiated by the Polish nobleman, Jerzy Sebastian Lubomirski.In 1665-66, Lubomirski's supporters paralyzed the proceedings of the Sejm...

.

In 1667 and 1668 he was a deputy to the Polish General sejm

General sejm

The general sejm was the parliament of Poland for four centuries from the late 15th until the late 18th century.-Genesis:The power of early sejms grew during the period of Poland's fragmentation , when the power of individual rulers waned and that of various councils and wiece grew...

. A supporter of Michał Korybut Wiśniowiecki, he supported his election as the new king of Poland in 1669. The following year he received the honorary title of the Grand Carver of Lithuania.

He took part in the battle of Chocim (1673). In 1674 he supported Jan III Sobieski in the next elections for the king of Poland. For his merits in 1676 the Sejm granted him with a prize of 20 thousand złoty. A senior member of the Sejm, in 1678 and 1679 he preceded the king's council. In 1685 he became the court Marshal of Lithuania and in 1691 - the Grand Marshall.