Petrus Jans Haga, born in Sneek on February 3, 1803, christened there on February 24, 1803, koopman (1823/1850), kastelein (1842/1843/1844), besteller (1852/1857) and stadsomroeper, died in Sneek on November 24, 1868, aged 65 years.

Petrus was married in Sneek on September 17, 1823, at the age of 20 to
Tytje Reinouts (aged 20 years), born in Sneek on January 20, 1803, christened there on February 3, 1803, died there on September 3, 1848, aged 45 years.

• 1 : Wybren Reinouts Petrus' van Haga, born in Sneek on February 20, 1824, merchant, tabaksfabrikant (1876/1882), tabakskerver (1885) and tobacco manufacturer, died in Sneek on November 29, 1889, aged 65 years.
  Wybren was married in Sneek on April 24, 1850, at the age of 26 to Baukje Gaastra (aged 21 years), born in Sneek on April 24, 1829, daughter of Pieter Gaastra (commissaris der beurtschepen) and Pietje Reinders Krins, died after 1899, aged at least 70 years.