| Birth* | Pierre-Joseph Fontaine was born circa 1770 at St Gervais, Bellechasse, Québec, Canada. |
| Christening | He was christened circa 1770 at St Gervais, Bellechasse, Québec, Canada. |
| He was the son of Pierre-Nöel Fontaine and Marie-Magdaleine Delisle. |
| Divorce* | Pierre-Joseph Fontaine and Marguerite Mercier were divorced. |
| Marriage* | Pierre-Joseph Fontaine married Marguerite Mercier, daughter of Pierre Mercier and Marie-Anne Fontaine, on 30 October 1788 at St Jean-IO, Montmorency, Québec, Canada. |
| Engagement | Pierre-Joseph Fontaine and Marguerite Mercier were engaged. |
| Death* | Pierre-Joseph Fontaine died after 1790 at St Gervais, Bellechasse, Québec, Canada. |
| Burial* | He was buried after 1790 at St Gervais, Bellechasse, Québec, Canada. |
