| Name | Grattan (US) |
| YoB | 1887 |
| Sex | horse |
| Colour | |
| Sire | Wilkes Boy (US), 1880 |
| Dam | Annie Almont (US), 1882 |
| Damsire | Almont Jr (Hamlin's) (US), 1870 |
| Breeder | |
| Birthplace |
| Colour | Gender | Pedigree | Breeder | ||
|---|---|---|---|---|---|
| 1893 | Grattan Boy (US) | horse | Grattan (US), 1887 - Paula (US), 1883 | ||
| 1901 | Granett (US) | bay | horse | Grattan (US), 1887 - Mona (US), 1887 | |
| 1902 | Montana Grattan (US) | horse | Grattan (US), 1887 - Mazie McGregor (US), 1885 | ||
| 1903 | Muneca (US) | mare | Grattan (US), 1887 - Zilcatie (US) | ||
| 1908 | Grattan Royal (US) | chestnut | horse | Grattan (US), 1887 - Mona (US), 1887 |