| Name | Mary M. (US) |
| YoB | 1870 |
| Sex | mare |
| Colour | |
| Sire | Young Bassinger xx (US), 1847 |
| Dam | Dam of Mary M. (US) |
| Damsire | Hamlet xx (USA), 1838 |
| Breeder | |
| Birthplace |
| Colour | Gender | Pedigree | Breeder | ||
|---|---|---|---|---|---|
| 1875 | Annie W. (US) | mare | Almont Jr (Bostick's) (US), 1872 - Mary M. (US), 1870 | ||
| 1881 | Susie G. (US) | mare | Scipio (US) - Mary M. (US), 1870 | ||
| 1882 | Andante (US) | chestnut | horse | Almont Jr (Bostick's) (US), 1872 - Mary M. (US), 1870 | James McEwen |
| 1885 | McEwen (US) | horse | Hambletonian (McCurdy's) (US), 1874 - Mary M. (US), 1870 |