According to the research done up to now by the World Association of Laporte's & St-Georges du monde, there are 11 known lineages of Laporte and Quebec-descended St-Georges in North America. The majority of these Laporte and St-Georges in America have the same common ancestor in the person of
Jacques de LaPorte dit St-Georges (1st lineage).
The latter was born on March 5, 1627 in Nocé,
France (in the former region of Perche, now Normandy).
All other branches of Laporte and St-Georges are also originally from France. They are:
Pierre Laporte dit Denis (2nd lineage),
Louis Laporte (3rd lineage),
Pierre Laporte (4th lineage),
Pierre Laporte dit St-Georges (5th lineage),
Étienne Laporte (6th lineage),
Michel Laporte dit Labonté (7th lineage),
Jean Laporte dit Richelieu (8th lineage),
Jean-Jacques Laporte (9th lineage),
Louis Laporte (10th lineage)
Bartholomew Laporte (USA - 11th lineage).