Question: Where was the father of Dominik Mikołaj Radziwiłł born?
Answer: Nieśwież

Prince Aleksander Ludwik Radziwiłł  (4 August 1594 – 30 March 1654) was a Polish-Lithuanian nobleman. He was the Ordynat of Nieśwież, Stolnik of Lithuania since 1626, Krajczy of Lithuania since 1630, governor of Brześć Litewski Voivodeship since 1631 to 1635, Court Marshal of Lithuania since 1635, Grand Marshal of Lithuania in 1637-1654 and voivode of Połock Voivodship since 1654. He also held the title Starost słonimski, upicki, brasławski, szadowski, nowowołyński, jurborski, olicki