Stanislovas Kęsgaila Jonaitis (died 1526) was a Lithuanian nobleman, son of Jonas Kęsgaila

Jonas Kesgaila

Jonas Kęsgaila was a Lithuanian nobleman, son of Mykolas Kęsgaila of the Kęsgaila family. He fathered two sons and two daughters....

 from the Kęsgailos

Kesgailos

Kęsgailos was a Lithuanian noble family, one of the biggest landowners in the Grand Duchy of Lithuania. The family traces its roots to the 14th century AD . Their seat was in the Samogitia and Trakai regions...

 family.

Stanislovas Kęsgaila was the Elder of Samogitia

Eldership of Samogitia

The Duchy of Samogitia had been the administrative unit of the Grand Duchy of Lithuania from 1422 . Between 1422 to 1441 it was known as the Eldership of Samogitia...

 (1486–1522), Grand Hetman of Lithuania (1501–1502), castellan

Castellan

A castellan was the governor or captain of a castle. The word stems from the Latin Castellanus, derived from castellum "castle". Also known as a constable.-Duties:...

 of Trakai

Trakai

Trakai is a historic city and lake resort in Lithuania. It lies 28 km west of Vilnius, the capital of Lithuania. Because of its proximity to Vilnius, Trakai is a popular tourist destination. Trakai is the administrative centre of Trakai district municipality. The town covers 11.52 km2 of...

 (1499–1522) and Vilnius

Vilnius

Vilnius is the capital of Lithuania, and its largest city, with a population of 560,190 as of 2010. It is the seat of the Vilnius city municipality and of the Vilnius district municipality. It is also the capital of Vilnius County...

 (1522–1526). His main patrimonial property was in Kražiai

Kražiai

Kražiai is a town in Lithuania, located in the Kelmė district municipality, between Varniai and Raseiniai , on the Kražantė river. The old town of Kražiai is an archeological and urban monument....

. Stanislovas was married three times to daughters of local nobles. He fathered three sons Mykolas, Jonas, and Stanislovas Kęsgaila

Stanislovas Kesgaila (died 1532)

Stanislovas Kęstgaila was a Lithuanian nobleman, son of Stanislovas Kęsgaila from the Kęsgailos family. Stanislovas Kęstgaila was the Elder of Samogitia and castellan of Trakai...

 and at least one daughter Barbara.

In 1494, he signed a peace agreement with the Grand Duchy of Moscow

Grand Duchy of Moscow

The Grand Duchy of Moscow or Grand Principality of Moscow, also known in English simply as Muscovy , was a late medieval Rus' principality centered on Moscow, and the predecessor state of the early modern Tsardom of Russia....

. The treaty was reinforced with engagement of Grand Duke of Lithuania Alexander Jagiellon

Alexander Jagiellon

Alexander of the House of Jagiellon was the Grand Duke of Lithuania and later also King of Poland. He was the fourth son of Casimir IV Jagiellon...

 and Helen, daughter of Ivan III. As the groom was away in Lithuania, his role was performed by Stanislovas. In 1505, he was expelled from the Lithuanian Council of Lords

Lithuanian Council of Lords

The Lithuanian Council of Lords was the main permanent institution of central government in the Grand Duchy of Lithuania active in its capital city of Vilnius....

 by Alexander Jagiellon for participation in the Union of Mielnik

Union of Mielnik

The Act of Mielnik or Union of Mielnik was an attempt to unite the Kingdom of Poland with the Grand Duchy of Lithuania in 1501. It was not ratified by the Lithuanian Seimas or by the Polish Sejm . The Act of Mielnik remained just a political project...

 of 1501.

He was interred at Vilnius Cathedral

Vilnius Cathedral

The Cathedral of Vilnius is the main Roman Catholic Cathedral of Lithuania.It is situated in Vilnius Old Town, just off of Cathedral Square. It is the heart of Lithuania's Catholic spiritual life....

.