This time I've an accurate name for you. Based on the Dictionnaire national des Canadiens francais:
CHARLES DENIS dit LAPIERRE was the son of CHARLES and MARIE MADELEINE PICHET. CHARLES DENIS-LAPIERRE married LOUISE GENEVIEVE FRADET, dtr of Jean and Marie Madeleine Gosselin in St Vallier, Quebec on November 24, 1749.
CHARLES DENIS-LAPIERRE, son of PIERRE and MARIE GAUDIN married MARIE-MADELEINE PICHET, dtr of Jean and Genevieve Crépeau in St Laurent, Ile d'Orléans on November 20, 1719. If you're not familiar with Quebec, Ile d'Orléans is locatedacross the river from Quebec City.
PIERRE DENYS-LAPIERRE, son of BLAISE and JEANNE LAPONCHE from St- Martin, town of Layrac, Diocese of Condom, Gascogne, France married MARIE GAUDIN, dtr of Charles and Marie Boucher. They were married in Ange-Gardien, Quebec on October 8, 1687.