THE DATE BEHIND THE NAME

Soběslav I, Duke of Bohemia

Duke of Bohemia from 1125 to 1140

Soběslav I, Duke of Bohemia has incompatible recorded birth dates. The main Wikidata statement lists in 1086 in Prague, Czech Republic.

Born

in 1086

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

Died: February 14, 1140

Source:

Synchronized from Wikidata on October 5, 2026.

Original calendar: Julian. This broad date cannot be represented as a single Gregorian date; the original value is shown.

Birthplace
Prague, Czech Republic

Incompatible birth dates

Sources disagree: in 1086 (Czech National Authority Database) or in 1090 (Encyclopedia of Brno History) or in 1075 (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.

in 1075

Precision: year · Rank: normal

Original calendar: Julian. This broad date cannot be represented as a single Gregorian date; the original value is shown.

No external source identified

    No external source identified

    More about Soběslav I, Duke of Bohemia

    Family

    Sibling
    Vladislaus I
    Sibling
    Judith of Bohemia
    Mother
    Świętosława of Poland
    Sibling
    Bretislaus II
    Child
    Wenceslaus II
    Father
    Vratislaus II of Bohemia
    Child
    Soběslav II, Duke of Bohemia
    Spouse
    Adelaide of Hungary
    Child
    Oldřich of Olomouc
    Child
    Maria of Bohemia
    Sibling
    Bořivoj II, Duke of Bohemia

    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 Soběslav I, Duke of Bohemia born?

    Soběslav I, Duke of Bohemia was born in Prague, Czech Republic.

    When did Soběslav I, Duke of Bohemia die?

    Soběslav I, Duke of Bohemia died on February 14, 1140.