| Grade III race | |
| Location | Woodbine Racetrack Toronto, Ontario |
|---|---|
| Inaugurated | 1956 |
| Race type | Thoroughbred - Flat racing |
| Website | www |
| Race information | |
| Distance | Seven furlong sprint |
| Surface | Tapeta |
| Track | left-handed |
| Qualification | Fillies & Mares, 3-Years-Old & Up |
| Weight | Allowances |
| Purse | Can$150,000 (since 2005) |
The Seaway Stakes is a Thoroughbred horse race run annually in late August or early September at Woodbine Racetrack in Toronto, Ontario, Canada. A Grade III race since 2004, it is open to fillies and mares aged three and older. Contested over a distance of 7 furlongs on Tapeta synthetic dirt, it carries a purse of Can$150,000.
There was no race run in 1965 and 1966. In 1984 it was run in two divisions.
Inaugurated in 1956, over the years the race has been contested at various distances:
- 6 furlongs : 1958-1964
- 6+1⁄2 furlongs : 2006
- 7 furlongs : 1956–1957, 1967–2005, 2007