| Group 2 race | |
| Location | Köln-Weidenpesch Cologne, Germany |
|---|---|
| Inaugurated | 1834 |
| Race type | Flat / Thoroughbred |
| Sponsor | Sal. Oppenheim |
| Website | Köln-Weidenpesch |
| Race information | |
| Distance | 2,200 metres (1m 3f) |
| Surface | Turf |
| Track | Right-handed |
| Qualification | Three-year-olds |
| Weight | 58 kg Allowances 1½ kg for fillies |
| Purse | €70,000 (2022) 1st: €40,000 |
The Union-Rennen is a Group 2 flat horse race in Germany open to three-year-old thoroughbreds. It is run at Cologne over a distance of 2,200 metres (about 1 mile and 3 furlongs), and it is scheduled to take place each year in June.