List of Famous people named Mikolaj

Prince Mikołaj Krzysztof Radziwiłł and nicknamed "the Orphan", was a Polish–Lithuanian nobleman (szlachcic), Ordynat of Nyasvizh from 1586, Court Marshal of Lithuania from 1569, Grand Marshal of Lithuania from 1579, castellan of Trakai from 1586, voivode of Trakai Voivodeship from 1590, voivode of Vilnius Voivodeship from 1604 and governor of Šiauliai. After the treaty at Vienna in 1515 all Radziwills were Imperial Princes and he held a position as Imperial Prince of the Holy Roman Empire.

Mikołaj Krzysztof Radziwiłł, nicknamed The Black, was a Polish-Lithuanian noble who held several administrative positions within the Grand Duchy of Lithuania: Voivode of Vilnius, Grand Lithuanian Chancellor, and Grand Hetman of Lithuania.

Mikołaj II Radziwiłł (1470–1521) was a magnate and statesman of the Grand Duchy of Lithuania.

Mikołaj "Bearpaw" Potocki was a Polish nobleman, magnate and Field Crown Hetman of the Polish–Lithuanian Commonwealth from 1637 to 1646, Grand Hetman of the Crown from 1646 to 1651, governor of Bracław Voivodeship from 1636 and from 1646 Castellan of Kraków.

Mikołaj Radziwiłł, nicknamed The Red, also known as Mikołaj Radziwiłł the Sixth, was a Polish–Lithuanian nobleman, Count Palatine of Vilnius, Grand Chancellor of Lithuania, and Grand Lithuanian Hetman in the Grand Duchy of Lithuania and later in Polish–Lithuanian Commonwealth. Together with his cousin Mikołaj "the Black" Radziwiłł and the Radziwiłł family were granted title and position as Reichsfürst Prince of the Holy Roman Empire.

Mikołaj Kamieniecki h. Pilawa was a Polish nobleman (szlachcic) and the first Great Hetman of the Crown.

Mikołaj Radziwiłł, Lithuanian: Mykalojus Radvila also known as Mikołaj Radziwiłł The Seventh (1546–1589) was Reichsfürst of the Holy Roman Empire and a Polish–Lithuanian noble (szlachcic), Great Chamberlain of Lithuania in the Grand Duchy of Lithuania and later in Polish–Lithuanian Commonwealth. Voivode of Nowogródek Voivodeship, starost mozyryski and merecki. Member of the Radziwiłł family. He was a Calvinist.

Mikołaj Hieronim Sieniawski (1645–1683) was a Polish noble (szlachcic), military leader and politician.