| 01 Apr 2023 |
American River (50 Miler) |
Folsom, California, United States |
| 01 Apr 2023 |
Northern Traverse (190 Miles) |
Copeland, England, United Kingdom |
| 01 Apr 2023 |
Umstead 100 (100 Miles) |
Raleigh, North Carolina, United States |
| 01 Apr 2023 |
St. George Marathon (Marathon) |
St. George, Utah, United States |
| 01 Apr 2023 |
Brazos Bend (50 Miler|25K|50K) |
Needville, Texas, United States |
| 01 Apr 2023 |
GORTEX Grand Traverse (Grand Traverse) |
Crested Butte, Colorado, United States |
| 01 Apr 2023 |
Iron Furnace Trail Run (4.5 Miler|1/2 Marathon) |
Mcarthur, Ohio, United States |
| 02 Apr 2023 |
GO! St. Louis Marathon Weekend (Half Marathon|Marathon|10K ) |
Saint Louis, Missouri, United States |
| 02 Apr 2023 |
Peterson Ridge Rumble (40 Miler|20 Miler) |
Sisters, Oregon, United States |
| 02 Apr 2023 |
Pay What You Want Tauranga Half Marathon (Matua Mile|5km|Half Marathon|10km|15km) |
Tauranga, Waikato, New Zealand |
| 07 Apr 2023 |
Zumbro Endurance Run (100 Miler) |
Theilman, Minnesota, United States |
| 8-15 Apr 2023 |
Whiskey Basin Trail Runs (57k|31k|92K|1/2 Marathon|10K) |
Prescott, Arizona, United States |
| 08 Apr 2023 |
South Downs Way 50 (50 Miles) |
Worthing, England, United Kingdom |
| 08 Apr 2023 |
Rattler Trail Races (25K|10K) |
Colorado Springs, Colorado, United States |
| 08 Apr 2023 |
Dirty Kiln Trail Races - REVERSE (Short Course - 10K|Long Course - (Second Loop aka The Back Half)) |
Hollidaysburg, Pennsylvania, United States |
| 08 Apr 2023 |
Smith Rock Ascent (50K|15 Miler|4-Miler) |
Terrebonne, Oregon, United States |
| 08 Apr 2023 |
Silver Moon Race (6-Hours|100-Miles|24-Hours|12-Hours) |
Reedley, California, United States |
| 08 Apr 2023 |
Silver Moon Race (100 Miles) |
Fresno County, California, United States |
| 08 Apr 2023 |
Lake Sonoma 50 (50 Miler) |
Healdsburg, California, United States |
| 12 Apr 2023 |
Born to Run (100M) |
Santa Ynez, California, United States |