Woodland Mack
Woodland Mack Dot (Obo Jr x Princess Tiney) |  Obo Jr | Farrow's Obo | Farrow's Fred |
 Farrow's Betty | |||
| Farrow's Nellie | Farrow's Emperor | ||
| Farrow's Minnie | |||
| Princess Tiney | Sport (Jet x Daisy) | Payne's Jet | |
| Barclay's Daisy | |||
| Oxey | Kelly's Old Tippoo | ||
| Laidlaw's Beauty | |||
| Buffalo Jet |  Little Red Rover | Obo II Website : http://www.asc-cockerspaniel.org/history/histoobo.asp | Farrow's Obo |
| Pitchers Chloe II | |||
| Woodstock Dinah | Kelly's Tippoo | ||
| Toronto Jet | |||
| Spunkey (Wilkes Obo x Black Flash) | Wilkes Obo | Obo II Website : http://www.asc-cockerspaniel.org/history/histoobo.asp | |
| Darkie I (Beau x Blackie) | |||
| Black Flash (Obo II x Critic) | Obo II Website : http://www.asc-cockerspaniel.org/history/histoobo.asp | ||
| Critic (Watermark x Blackie II) | |||