he was married twice and both marriages produced offspring that contributed to the growth of the quebec and canadian legal systems. his first wife was marie-louise-élisabeth bazin. his second wife was louise-françoise juchereau duchesnay (1771-1841), daughter of antoine juchereau duchesnay. one son was jean-thomas taschereau (1778–1832). jean-thomas was an mla, a judge, and a publisher during his lifetime. a second son, thomas-pierre-joseph taschereau was a lawyer, an mla and a judge. taschereau died at sainte-marie-de-la-beauce