1. Joseph Dupleix - during his time, it was a tossup whether India would end up as a French or a British colony.
2. Napoleon was on close terms wiith Mysore and Tipu. [2] I recall that Tipu's rocketeers acted as consultants to Napoleon.
3. Claude Martin is a famous Frenchman who established famous schools (La Martiniere) in Calcutta, Lucknow and Lyon.
4. FWIW: a small trivia: M. Night Shyamalan's family hails from former French controlled territory in India- Mahé [4]
[1] https://en.m.wikipedia.org/wiki/Joseph_Fran%C3%A7ois_Dupleix
[2.] https://en.m.wikipedia.org/wiki/Franco-Indian_Alliances
[3]https://en.m.wikipedia.org/wiki/Claude_Martin
[4]https://en.m.wikipedia.org/wiki/M._Night_Shyamalan
[4]