Toby Boy
Toby Boy Calmo Blanko | Twigg's Red King | Red King II | Cardigan | Red Billy | Hamilton Jack |  Victor (Wildair x Nellie) |
| Hamilton Jet | ||||||
| Red Myrtle | Red Mack | |||||
| Miss Scottie | ||||||
| Red Fannie (Black Duke Jr x Inez) |  Black Duke Jr | Black Duke | ||||
| Woodland Myrtle | ||||||
| Inez | Hamilton Red Leo | |||||
| Linconlm Lassie | ||||||
| Kate Charles II | Black Duke Jr | Black Duke | Obo II Website : http://www.asc-cockerspaniel.org/history/histoobo.asp | |||
| Woodland Queen | ||||||
| Woodland Myrtle | Woodland Mack | |||||
| Woodland Kate | ||||||
| Miss Scottie | Red Doc | Doc | ||||
| Hazel Obo | ||||||
| Inez | Hamilton Red Leo | |||||
| Linconlm Lassie | ||||||
| Kate Porter | Black Duke Jr | Black Duke | Obo II Website : http://www.asc-cockerspaniel.org/history/histoobo.asp | Farrow's Obo | ||
| Pitchers Chloe II | ||||||
| Woodland Queen | Kelly's Tippoo | |||||
| Woodstock Queen | ||||||
| Woodland Myrtle | Woodland Mack | Dot (Obo Jr x Princess Tiney) | ||||
| Buffalo Jet | ||||||
| Woodland Kate | King Of Obo's | |||||
| Woodland Sallie | ||||||
| Inez | Hamilton Red Leo | Red Roland | Brantford Red Jacket | |||
| Pearl (Hector x Black Meg) | ||||||
| Mona (Red Jacket x Ula) | Brantford Red Jacket | |||||
| Ula (Brant x Busy) | ||||||
| Linconlm Lassie | Black Duke | Obo II Website : http://www.asc-cockerspaniel.org/history/histoobo.asp | ||||
| Woodland Queen | ||||||
| Daisy (Bronte x Fannie) | Bronte | |||||
| Fannie (Faun) | ||||||
| June Bell | Darkie Obo L (Laddie III x Flossie) |  Laddie III | Laddie II (Laddie x Flossie) | Laddie (Commodore x Golden Duchess) | Commodore | |
| Golden Duchess | ||||||
| Flossie (Prince x Gyp) | Prince (Chancler x Red Ruby) | |||||
| Gyp (Brant x Black Busy) | ||||||
| Simcoe Cora | Von Hood | King Of Obo's | ||||
| Little Red Riding Hood | ||||||
| The Village Bell | King Of Obo's | |||||
| Nettie (Can) (? x ?) | ||||||
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