A number of things were named in his honour: 
A square, road and metro station in the 15th arrondissement of Paris are named after him.

Four French warships have borne his name (beside two commercial ships):
The steam corvette Dupleix (1861–1887), famous for her involvement in the Japanese revolution
A 7700-tonne armoured cruiser (1897–1919)
A 10,000 tonne cruiser (1929–1942), scuttled in Toulon
The F70 type frigate Dupleix, currently in commission.

A road in New Delhi near the Indian parliament named after him.

Rue Dupleix (Dupleix Street) was the former name of Nehru Street in Pondicherry.
A number of things were named in his honour: 
A square, road and metro station in the 15th arrondissement of Paris are named after him.
Four French warships have borne his name (beside two commercial ships):
The steam corvette Dupleix (1861–1887), famous for her involvement in the Japanese revolution
A 7700-tonne armoured cruiser (1897–1919)
A 10,000 tonne cruiser (1929–1942), scuttled in Toulon
The F70 type frigate Dupleix, currently in commission.
A road in New Delhi near the Indian parliament named after him.
Rue Dupleix (Dupleix Street) was the former name of Nehru Street in Pondicherry.
Joseph François Dupleix