| 11461 | 25 Jan 26 | 2026 Du It By The Bay Duathlon | triathlon | Laguna Vista, TX |
| 11462 | 13 Sep 26 | 2026 Dover Sherborn Boosters Triathlon | triathlon | Dover-Sherborn, MA |
| 11463 | 11 Jul 26 | 2026 Door County Sprint Triathlon - Saturday | triathlon | Egg Harbor, WI |
| 11464 | 12 Jul 26 | 2026 Door County Olympic Triathlon - Sunday | triathlon | Egg Harbor, WI |
| 11465 | 13 May 26 | 2026 Dooby Du Duathlon - WEDNESDAY | triathlon | Sylvania, OH |
| 11466 | 25 Jan 26 | 2026 Donut Give Up 5k/10k | 10K/5K | Fredericksburg, VA |
| 11467 | 29 Mar 26 | 2026 Doggy Dash 5k/10k | 10K/5K | Leesburg, VA |
| 11468 | 05 Sep 26 | 2026 Dog Days of Summer 5k/10k | 10K/5K | Warrenton, VA |
| 11469 | 01 Mar 26 | 2026 District Dash 5k/Half | 13.1/5K | Washington, DC |
| 11470 | 16 May 26 | 2026 Dirty Pelican Bike Paddle Run | triathlon | Klamath Falls, OR |
| 11471 | 31 Jan 26 | 2026 Dirt Farm Brewing 5k/10k | 10K/5K | Bluemont, VA |
| 11472 | 30 May 26 | 2026 Diamond Kid Triathlon | triathlon | Blue Diamond, NV |
| 11473 | 18 Jul 26 | 2026 DeWitt Crossroads Triathlon | triathlon | DeWitt, IA |
| 11474 | 14 Mar 26 | 2026 Derby City 10K | 10K | Louisville, KY |
| 11475 | 18 Jul 26 | 2026 Delta Lake Triathlon | triathlon | Rome, NY |