Answer : 1. "Emmanuel Macron"
Explanation :

This year, French President Emmanuel Macron is attending the Republic Day celebrations on the path of duty as the chief guest. This is the sixth time that a French leader has been invited as the chief guest. It is noteworthy that India is celebrating its 75th Republic Day this year. Last year, Egyptian President Abdel Fattah al-Sisi attended as the chief guest.