Saint-Ignace is a settlement in Kent County, New Brunswick, Canada on the Kouchibouguacis River. It was part of the former local service district of Saint-Ignace, which also included the community of Camerons Mill.

The basement of Saint-Ignatius is composed mainly of sedimentary rock group dating from the Pictou Pennsylvanian (300 to 311 million years ago)

In the 2021 Census of Population conducted by Statistics Canada, Saint-Ignace had a population of 566 living in 254 of its 278 total private dwellings, a change of -0.2% from its 2016 population of 567. With a land area of 31.9 km (12.3 sq mi), it had a population density of 17.7/km (46.0/sq mi) in 2021.

• Mia Martina, singer

• List of communities in New Brunswick