Boyle's Rosey
Boyle's Rosey Simcoe Duke | Facination (Obadiah x Amazement) | Obadiah | Brant (Sir Obo) |
| Bonita (Brahmin x Ouida) | |||
| Amazement | King Of Obo's | ||
| Snow II | |||
 Delaware Darkey | Rabbi | Obo II Site Web : http://www.asc-cockerspaniel.org/history/histoobo.asp | |
| Ruth (Black Pete x Miss Nance) | |||
| Woodstock Flossie | Bob Obo | ||
 Woodstock Maida | |||
| Simcoe Black Bird | Black Duke | Obo II Site Web : http://www.asc-cockerspaniel.org/history/histoobo.asp | Farrow's Obo |
| Pitchers Chloe II | |||
| Woodland Queen | Kelly's Tippoo | ||
| Woodstock Queen | |||
| Miss Brant | Brant (Sir Obo) | Obo II Site Web : http://www.asc-cockerspaniel.org/history/histoobo.asp | |
| Blackie III (Watermark x Blackie II) | |||
| Barclay's Daisy | Obo Jr | ||
| Ruby (Sport x Fleet) | |||