wife Sophie of Nesselrode. Gotthard's older brother Wilhelm Kettler was the bishop of Münster from 1553 to 1557. Kettler enlisted in the Livonian Order...

Duke of Courland and Semigallia from 1587 to 1642. He was the son of Gotthard Kettler, the first Duke of Courland. Until 1617, he ruled only the eastern...

branch of the family rose to prominence during the Livonian War when Gotthard Kettler, the master of the Teutonic Order, created and inherited the Duchy...

Semigallia portion. Born in Mitau in 1574, Wilhelm Kettler was the youngest son of Gotthard Kettler and his wife, Anna of Mecklenburg. After their father's...

plan failed and only later did Wilhelm Kettler regain this district. Like the other members of the Order, Kettler was German and set about establishing...

1533 – 4 July 1602), was the duchess consort of Courland by marriage to Gotthard Kettler. She was the daughter of Albrecht VII, Duke of Mecklenburg and Anna...

Jacob Kettler (German: Jakob von Kettler; Latvian: Hercogs Jēkabs Ketlers; 28 October 1610 – 1 January 1682) was the duke of Courland and Semigallia from...

and Marie Eleonore of Cleves. She was courted by Wilhelm Kettler, son of Gotthard Kettler of Courland and Anna of Mecklenburg-Schwerin. Their marriage...

and Denmark, he was to conquer the Danish possessions in Ösel–Wiek. Gotthard Kettler In the beginning, the Swedish attack went as expected, since the Swedes...

(especially Mikołaj "the Black" Radziwiłł), the last Livonian Master, Gotthard Kettler, secularized the order and converted to Lutheranism. In the southern...

a Polish magnate and court official. She was the daughter of duke Gotthard Kettler of Courland, and married Albrecht Radziwiłł in 1586. She regularly...

independence. After Estonia had been seized by Sweden, Great Master Gotthard Kettler voluntarily decided to seek for help from Polish king. With permission...

Grand Duke Sigismund II Augustus and the last Landmeister in Livonia Gotthard Kettler, contractually negotiated and granted privilege, which sets the ratio...

St Cloud. Ferdinand Kettler (1655–1737) Duke of Courland Frederick Casimir Kettler (1650–1698) Duke of Courland Gotthard Kettler (1517–1587), founder...

After Gotthard Kettler became the first duke, other members of the Order became the nobility, with their fiefdoms becoming their estates. Kettler received...

abandoned. On the basis of the Union of Vilnius (28 November 1561), Gotthard Kettler, the last Master of the Livonian Order, created the Duchy of Courland...

Courland intervened. In September, while the Swedes were besieging Lode, Gotthard Kettler along with four banners of cavalry, two companies of foot soldiers...

Bishopric of Dorpat. With the Treaty of Vilnius of 31 August 1559, Gotthard von Kettler, Grand Master of the Livonian Order, had put the order's lands under...

(by his wife Princess Elisabeth Ketteler of Courland, daughter of Gotthard Kettler, Duke of Courland), she was the last ruler of Cieszyn from the Polish-origin...

political and military leader within the Belarusian independence movement Gotthard Kettler (1517–1587), last Master of the Livonian Order and the first Duke of...

formed into the Duchy of Livonia (Ducatus Livoniae Ultradunensis). Gotthard Kettler, the last Master of the Order of Livonia, formed the Duchy of Courland...

Landmeister von Fürstenburg fled to Poland–Lithuania to be replaced by Gotthard Kettler. In June 1559, the estates of Livonia came under Polish–Lithuanian...

neighboring powers during the Livonian War; in 1561 the Livonian Master Gotthard Kettler secularized the southern Livonian possessions of the Order to create...

the retinue of Gotthard Kettler, Duke of Courland. The family rose to prominence when the last member of the reigning House of Kettler was left without...

1552), Anna of Mecklenburg (14 October 1533 – 4 July 1602); married Gotthard Kettler, Duke of Courland, and had issue. Louis of Mecklenburg (1535–1535)...

(1554–1626) George (1528–1552) Anna (1533–1602), married in 1566 with Gotthard Kettler, Duke of Courland (1517–1587) Louis (1535-1535) John (1536-1536) Christopher...

country, the Livonians sought a union with the Polish–Lithuanian state. Gotthard Kettler, the new Grand Master, met in Vilnius (Vilna, Wilno) with Sigismund...

1583) 1509 – John of Leiden, Dutch Anabaptist leader (d. 1536) 1517 – Gotthard Kettler, the last Master of the Livonian Order and the first Duke of Courland...

completely secular (typically, Protestant) hereditary rulers. For example, Gotthard Kettler (1517–1587), the last Master of the Livonian Order, converted to Lutheranism...

marriage for the Catholic Poles; the last Master of the Livonian Order Gotthard Kettler was not of royal blood and his control of Livonia was tenuous; and...