Robertson's Jack
Robertson's Jack Red Obo | Red Roland | Brantford Red Jacket |  Brant (Sir Obo) |
| Woodstock Dinah | |||
 Pearl (Hector x Black Meg) | Hector | ||
| Black Meg (Beau x Black Bess II) | |||
| Devon Beauty | Lad'O Devon |  Toronto Beau | |
| Toronto Jet | |||
| Woodstock Dinah | Kelly's Tippoo | ||
| Toronto Jet | |||
| Red Vic | Cherry Boy Website : http://www.asc-cockerspaniel.org/index.php/history/articles-and-artifacts/283-ch-cherry-boy.html | Ebony (Obo II x Lofty) | Obo II Website : http://www.asc-cockerspaniel.org/history/histoobo.asp |
| Lofty | |||
| Fanchon (Pompey x Gypsey Girl) | Pompey (Obo II x Gem) | ||
| Gypsey Girl (Chance x Flora) | |||
| Vick R | Brant (Sir Obo) | Obo II Website : http://www.asc-cockerspaniel.org/history/histoobo.asp | |
| Blackie III (Watermark x Blackie II) | |||
| Bonita (Brahmin x Ouida) | Compton Brahmin | ||
| Ouida (Baron x Haidee) | |||