William I of Württemberg marries Pauline Therese

Background. William I, born in 1781, was King of Württemberg from 1816. He had previously married Grand Duchess Catherine Pavlovna of Russia in 1816. Pauline Therese, born in 1800 in Riga, was the daughter of Duke Louis of Württemberg and Princess Henriette of Nassau-Weilburg. She was William's first cousin, sharing a common ancestry through the Württemberg ducal line.

Marriage. The marriage took place on 15 April 1820 in Stuttgart. It united William I with Pauline Therese, who was also his first cousin. This event established Pauline as Queen of Württemberg. The union produced children, including a son and heir, and two daughters, one of whom later married into the Dutch royal family.

Family. Pauline Therese was one of five children of Duke Louis and Princess Henriette. Her siblings included Maria Dorothea, Amelia, Elisabeth Alexandrine, and Duke Alexander. The marriage to William I resulted in offspring, notably Princess Catherine, born in 1821, who later became the mother of King William II of Württemberg.