Brookside Rosebud
Brookside Rosebud Bimbo (Red Leo x Lady Fidget II) |  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) | |||
 Lady Fidget II | Black Duke | Obo II Website : http://www.asc-cockerspaniel.org/history/histoobo.asp | |
| Woodland Queen | |||
| Lady Fidget | Black Dufferin (Brant x Bonita) | ||
| Nymph (Smut Jr x Dinah) | |||
| Blossom (Little Wonder II x Dido II) |  | Unknown | Unknown |
| Unknown | |||
| Unknown | Unknown | ||
| Unknown | |||
| Dido II | Keno W II | Red Roland | |
| My Joe | |||
| Goldie (Red Mack x Mollie) | Red Mack | ||
| Woodland Mollie | |||