| 8971 | 04 Jun 26 | Maudie's Moonlight Margarita Run | 5K | Austin, TX |
| 8972 | 07 Jun 26 | Matzohball 5K | 1M/5K | Woodbine, MD |
| 8973 | 27 Jun 26 | Mattoon Knights of Columbus Race the Cross | 5K | Mattoon, IL |
| 8974 | 12 Sep 26 | Mattie Conley Memorial 5K | 5K | Russell, KY |
| 8975 | 10 Oct 26 | Matthew Henson Trail 5K | 5K | Silver Spring, MD |
| 8976 | 06 Jun 26 | Matters of the Heart Nashville 9K | 9K | Nashville, TN |
| 8977 | 04 Jul 26 | Mattapoisett Road Race | 4M | Mattapoisett, MA |
| 8978 | 26 Jul 26 | Mattapoisett Lions Triathlon | Sprint Triathlon | Mattapoisett, MA |
| 8979 | 03 Jun 26 | Matt's Run to Fight Hunger - The Big Run | 5K | Greensboro, NC |
| 8980 | 22 Aug 26 | Matt St.James 5K | 5K | Rochester, NY |
| 8981 | 26 Jul 26 | Matt Mason 'Cowboy UP' Triathlon/Duathlon | Olympic/Sprint Duathlon/Sprint Triathlon/Sprint Triathlon Relay/sprint duathlon relay | Smithville, MO |
| 8982 | 07 Jun 26 | Matt Fenton Memorial 5k and Kids 100 Meter Dash | 5K/kids run | Little Ferry, NJ |
| 8983 | 07 Jun 26 | Matt Brown Foundation Run, Walk, and Roll 5K | 5K | Norwood, MA |
| 8984 | 12 Sep 26 | MatSu Relay | 50M | Wasilla, AK |
| 8985 | 17 Oct 26 | Mathews Marathon | 13.1M/26.2M | Mathews, VA |