Races in calendar week 13/2026
All motorsport events on the weekend of 27–29 Mar 2026.
| Circuit | Country | Series |
|---|---|---|
| Birmingham (Barber Motorsport Park) |  USA |
|
| Cascavel |  Brazil |
|
| Fuji |  Japan |
|
| Losail |  Qatar |
|
| Martinsville (oval) | USA |
|
| Sonoma (Sears Point) | USA |
|
| Suzuka | Japan |
|