Jyoti Ratre ( Age: 52 Years & 8 months), from Bhopal, Madhya Pradesh, India, has successfully summitted the Mount Kosciuszko (Australia) on 20 October 2023 and achieved the record as the oldest woman to summit Mount Kosciuszko.

https://www.livemint.com/news/india/jyoti-ratre-55-becomes-oldest-indian-woman-to-conquer-mount-everest-who-is-she-madhya-pradesh-bhopal-11716100679686.html