| 馬名 | 父 | 母 | 生年 |
|---|---|---|---|
| Lady Bountiful | Sir Cosmo | Battling May | 1932 |
| Bellacose | Sir Cosmo | Orbella | 1932 |
| Cosmobelle | Sir Cosmo | Kilmeny | 1932 |
| Subrosa | Sir Cosmo | Tutrus | 1932 |
| Penang | Sir Cosmo | Marcareme | 1933 |
| Cosmo Lass | Sir Cosmo | Jocanta | 1933 |
| Lady Letitia | Sir Cosmo | Letitia | 1934 |
| Conceit | Sir Cosmo | Pierglas | 1936 |
| Panorama | Sir Cosmo | Happy Climax | 1936 |
| Vibration | Sir Cosmo | Ciliata | 1936 |
| En Route | Sir Cosmo | Austin | 1937 |
| Allure | Sir Cosmo | Simonella | 1937 |
| Dignity | Sir Cosmo | Happy Climax | 1937 |
| Candidum | Sir Cosmo | Canna | 1937 |
| Slipping Sarong | Sir Cosmo | Shriek | 1938 |
| Sugar Palm | Sir Cosmo | Sunny Palm | 1938 |
| Cosmea | Sir Cosmo | Miss Gallipoli | 1938 |
| Khosro | Sir Cosmo | Straight Sequence | 1938 |
| Valerie | Sir Cosmo | Dereham | 1939 |
| Cosmo Girl | Sir Cosmo | Bellona | 1939 |