| Name | Lady Ethelwyn (US) |
| YoB | 1925 |
| Sex | mare |
| Colour | |
| Sire | Guy Axworthy (US), 1902 |
| Dam | Widow Maggie (US), 1907 |
| Damsire | Peter the Great (US), 1895 |
| Breeder | |
| Birthplace |
| Colour | Gender | Pedigree | Breeder | ||
|---|---|---|---|---|---|
| 1932 | Miss Ethelwyn (US) | mare | Peter Volo (US), 1911 - Lady Ethelwyn (US), 1925 | ||
| 1933 | Happiness (US) | mare | Protector (US), 1928 - Lady Ethelwyn (US), 1925 | ||
| 1935 | Sister Mary (US) | bay | mare | Calumet Adam (US), 1927 - Lady Ethelwyn (US), 1925 | |
| 1948 | Darnella (US) | mare | Darnley (US), 1940 - Lady Ethelwyn (US), 1925 |