The winner of the first rank in Hindi Olympiad 2024 isn't publicly available yet. However, I can guide you on how to find the information.

You can check the official website of Hindi Olympiad Foundation¹ for the latest updates on the 2024 results. They usually announce the winners and provide detailed results on their website.

Additionally, you can contact the Hindi Olympiad Foundation directly via email at info@hindiolympiad.com or call them at +91-8860557755 to inquire about the results.