[1] He was born into the Nałęcz noble family on March 20, 1743, in Dobrzyca His parents Francis and Anna née Deręgowska were owners of the Dobrzyce estate.

A year later he received the Order of Saint Stanislaus and the position of clerk of the Holy Crown.

After the Third Partition of Poland he returned to Kraków then briefly resided in Vienna, and in 1804 he moved again to Poznań.

Where Frederick William III appointed him Bishop of Poznań in 1806,[6] but the Napoleonic Wars prevented his induction until 1808.

After his death, was buried in Poznań Cathedral, in the chapel of Szołdrskich, where his ashes were moved to the crypt.