THE DATE BEHIND THE NAME

Ignacy Łukasiewicz

Polish pharmacist and petroleum industry pioneer (1822-1882)

Ignacy Łukasiewicz has incompatible recorded birth dates. The main Wikidata statement lists March 8, 1822 in Zaduszniki, Podkarpackie Voivodeship, Poland.

Born

March 8, 1822

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

Died: January 7, 1882

Source:

Synchronized from Wikidata on October 5, 2026.

Birthplace
Zaduszniki, Podkarpackie Voivodeship, Poland
Professions
politician, pharmacist, entrepreneur, chemist, academic, inventor
Citizenship
Austria–Hungary, Austrian Empire

Incompatible birth dates

Sources disagree: March 8, 1822 (Internetowy Polski Słownik Biograficzny; Integrated Authority File) or March 23, 1822 (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.

March 23, 1822

Precision: day · Rank: normal

    No external source identified

    0

    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 Ignacy Łukasiewicz born?

    Ignacy Łukasiewicz was born in Zaduszniki, Podkarpackie Voivodeship, Poland.

    When did Ignacy Łukasiewicz die?

    Ignacy Łukasiewicz died on January 7, 1882.