The Master Database of Robert L'Heureux is on the site
Planète Généalogie

The site is in French
but non-French-speaking visitors
may be able to get by if they follow these instructions

Go to the above link and login (account is free)
Go to the database by clicking on
Généalogie >> 22 Millions ... >> Toutes les ...
In the list, select the database of Robert L'Heureux
Click on Index des patronymes to select the person you are looking for
Then pick the first letter of the surname of that person

Hint: Start searching using a rare surname
like the name of a spouse as it will be less common and easier

Membership is free but you must register.
The site at this time is only in French.

If you would like to help update the database,
send your information to Robert L'Heureux at

(Robert reads French and English)