Detailed Solution:
The correct answer is “Roshni Nadar”.
Roshni Nadar, Chairperson of HCL Technologies, has become the first Indian woman to enter the world's top 10 richest women list. According to the Hurun Global Rich List 2025, she ranks 5th among the world's wealthiest women, with a net worth of ₹3.5 lakh crore (US$40 billion).