Laddie III
Laddie III Laddie II (Laddie x Flossie) |  Laddie (Commodore x Golden Duchess) |  Commodore | Red Roland |
| Ula (Brant x Busy) | |||
| Golden Duchess | King Raven | ||
| Niven's Busy | |||
| Flossie (Prince x Gyp) | Prince (Chancler x Red Ruby) | Inconnu | |
| Inconnu | |||
| Gyp (Brant x Black Busy) | Inconnu | ||
| Inconnu | |||
| Simcoe Cora | Von Hood | King Of Obo's | Obo II Site Web : http://www.asc-cockerspaniel.org/history/histoobo.asp |
| Darkie I (Beau x Blackie) | |||
| Little Red Riding Hood | Obo II Site Web : http://www.asc-cockerspaniel.org/history/histoobo.asp | ||
| Belle Of Toronto | |||
 The Village Bell | King Of Obo's | Obo II Site Web : http://www.asc-cockerspaniel.org/history/histoobo.asp | |
| Darkie I (Beau x Blackie) | |||
| Nettie (Can) (? x ?) | Inconnu | ||
| Inconnu | |||