Main McElwyn (US)
| Year of Birth | 1927 |
| Sex | horse |
| Colour | bay |
| Sire | Mr McElwyn (US) |
| Dam | Ruth Mainsheet (US) |
| Damsire | Mainsheet (US) |
| Breeder | |
| Birthplace |
Pedigree
Foals
| YoB | Name | Colour | Sex | Pedigree | Breeder | Birthplace |
|---|---|---|---|---|---|---|
| 1936 | Main Express (US) | bay | horse | Main McElwyn (US) - Josedale Lucille (US) | O. A. Jose | |
| 1936 | Josedale Eagle (US) | bay | horse | Main McElwyn (US) - Ruth Mainsheet (US) |