| 1111 | 05 Oct 25 | Sea Turtle Youth Triathlon | youth triathlon | Pensacola Beach, FL |
| 1112 | 05 Oct 25 | Sugarman Triathlon | 5K | Youngsville, LA |
| 1113 | 05 Oct 25 | Paddle, Pant, Pedal Triathlon | Sprint Triathlon | Long Beach, MS |
| 1114 | 05 Oct 25 | Ironman 70.3 Waco | half triathlon | Waco, TX |
| 1115 | 05 Oct 25 | Playtri Fort Worth Triathlon II | Olympic/Sprint Duathlon/Sprint Triathlon | Fort Worth, TX |
| 1116 | 05 Oct 25 | Central Park Duathlon/Relay | Sprint Duathlon/Sprint Triathlon Relay | New York, NY |
| 1117 | 05 Oct 25 | 2025 TriByLittleKnight Triathlon | triathlon | Waverly, IA |
| 1118 | 10 Oct 25 | Virginia ANVIL | ultra triathlon | Lake Anna State Park, VA |
| 1119 | 11 Oct 25 | 2025 IRONMAN World Championship - Kona | triathlon | Kailua-Kona, HI |
| 1120 | 11 Oct 25 | 2025 Cal Tri Charlotte | triathlon | Statesville, NC |
| 1121 | 11 Oct 25 | 2025 Atomic Sprint / Olympic Triathlons & Duathlon and Atomic Man Triathlon | triathlon | Lenoir, TN |
| 1122 | 11 Oct 25 | 2025 She Tris Sprint Triathlon- Winterville | triathlon | Winterville, NC |
| 1123 | 11 Oct 25 | 2025 Hub City Hustle Triathlon | triathlon | Sumrall, MS |
| 1124 | 11 Oct 25 | 2025 Monster Kids Triathlon . . | triathlon | Keller, TX |
| 1125 | 11 Oct 25 | Ironman World Championship - Men's Race | ironman triathlon | Kona, HI |