Kazimierz Lux was an officer of the Polish Legions and a pirate in the Caribbean Sea during the early 19th century.

Lux was born in Warsaw. Upon reaching the age of 15, he joined the Dąbrowski's Legions and fought during the Italian campaign. In 1803 on Napoleaon's order, his semibrigade, commanded by general Charles Leclerc

Charles Leclerc

Charles Victoire Emmanuel Leclerc was a French Army general and husband to Pauline Bonaparte, sister to Napoleon Bonaparte.-To 1801:...

, was sent to San Domingo to restore French rule over the island which rebelled in 1801.

After pacifying the rebellion, Lux started a career of piracy - shooting and boarding an American brig

Brig

A brig is a sailing vessel with two square-rigged masts. During the Age of Sail, brigs were seen as fast and manoeuvrable and were used as both naval warships and merchant vessels. They were especially popular in the 18th and early 19th centuries...

 was one of his more spectacular successes; the vessel was later sold for 20 000 francs

French franc

The franc was a currency of France. Along with the Spanish peseta, it was also a de facto currency used in Andorra . Between 1360 and 1641, it was the name of coins worth 1 livre tournois and it remained in common parlance as a term for this amount of money...

 in Havana

Havana

Havana is the capital city, province, major port, and leading commercial centre of Cuba. The city proper has a population of 2.1 million inhabitants, and it spans a total of — making it the largest city in the Caribbean region, and the most populous...

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After returning to Europe, Lux served in the army of the Duchy of Warsaw

Duchy of Warsaw

The Duchy of Warsaw was a Polish state established by Napoleon I in 1807 from the Polish lands ceded by the Kingdom of Prussia under the terms of the Treaties of Tilsit. The duchy was held in personal union by one of Napoleon's allies, King Frederick Augustus I of Saxony...

. He took part in the Russian campaign; he served as an officer in the army of Congress Poland

Congress Poland

The Kingdom of Poland , informally known as Congress Poland , created in 1815 by the Congress of Vienna, was a personal union of the Russian parcel of Poland with the Russian Empire...

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Lux died in Warsaw.