| Name | Iola Grattan (US) |
| YoB | 1924 |
| Sex | mare |
| Colour | |
| Sire | Grattan Royal (US), 1908 |
| Dam | Iola Hal (US), 1907 |
| Damsire | Argot Hal (US), 1903 |
| Breeder | |
| Birthplace |
| Colour | Gender | Pedigree | Breeder | ||
|---|---|---|---|---|---|
| 1941 | Belle Grattan (US) | mare | Dexter Worthy (US), 1933 - Iola Grattan (US), 1924 |