Macron was scheduled to visit India next month to attend the International Solar Alliance (ISA) summit, but that has been now deferred.
The visit is expected to take place in March.
"The French president is coming to India in early 2018," Ziengler told reporters in response to a question.
The French ambassador was speaking on the sidelines of a digital exhibition showcasing various facets of the Indo- French relations.
M J Akbar, Minister of State for External Affairs, was also present at the event.