Chennai (Tamil Nadu) [India], January 6: Gyan Babu from Kunda Pratapgarh, Uttar Pradesh won the Men's full marathon and Senait Kefelegn from Ethiopia won the women's full marathon at the 13th edition of the Freshworks Chennai Marathon powered by Chennai Runners, event here today. The 2025 Marathon saw over 25,000 enthusiastic runners participating across categories. This sea of runners was cheered on by an enthusiastic crowd that had gathered at various points along the route of the marathon early this morning from 3.30 am onwards.