THE DATE BEHIND THE NAME

Ferdinand Kettler

Duke of Courland (1655-1737)

Ferdinand Kettler has incompatible recorded birth dates. The main Wikidata statement lists November 1, 1655 in Jelgava, Latvia.

Born

November 1, 1655

An exact age is omitted because the recorded dates are incompatible or not precise enough.

Died: May 4, 1737

Source:

Synchronized from Wikidata on October 5, 2026.

Birthplace
Jelgava, Latvia
Professions
politician, aristocrat
Citizenship
Polish–Lithuanian Commonwealth, Russian Empire

Incompatible birth dates

Sources disagree: November 1, 1655 (The Peerage) or November 2, 1655 (No external source identified).

The main date retains its own sources. These alternatives overlap neither all other statements nor the main date. Rank is Wikidata editorial priority, not proof.

November 2, 1655

Precision: day · Rank: normal

    No external source identified

    More about Ferdinand Kettler

    Family

    Father
    Jacob Kettler
    Sibling
    Frederick Casimir Kettler
    Sibling
    Maria Amalia of Courland
    Mother
    Margravine Louise Charlotte of Brandenburg
    Sibling
    Louise Elisabeth of Courland
    Spouse
    Johanna Magdalene of Saxe-Weissenfels

    All birth date sources

    A source is P248 “stated in” or a non-Wikimedia reference URL. Import-only references do not qualify.

    Synchronized from Wikidata on October 5, 2026. View Wikidata record

    Questions people ask

    Where was Ferdinand Kettler born?

    Ferdinand Kettler was born in Jelgava, Latvia.

    When did Ferdinand Kettler die?

    Ferdinand Kettler died on May 4, 1737.