who were the navigator of France from 16 th to 18 century?

Answer 1

There are 83 French explorers listed at Wikipedia:
http://en.wikipedia.org/wiki/Category:French_explorers

Will that be enough for you?

It has well-known ones such as Champlain and de La Salle and a host of others.

MSU also offers a nifty site complete with maps at:
http://www.geo.msu.edu/geo333/french_explorers.html

Have fun searching.