Pedigree Chart of Royal Jester, 2 Y-R, J. Lionel Richardson, Ireland, 1970
| (Gulliver x unknown) | |||||||
| Carbineer | |||||||
| Narvik | |||||||
| Porthilly | |||||||
| Patagonia | |||||||
| Hospodar | |||||||
| Marksman | |||||||
| A.M. Wilson 2Y-R seedling | |||||||
| Sun Chariot | |||||||
| Porthilly | |||||||
| Royal Jester | |||||||
| (Gulliver x unknown) | |||||||
| Carbineer | |||||||
| Narvik | |||||||
| Porthilly | |||||||
| Firecracker | |||||||
| Hospodar | |||||||
| Marksman | |||||||
| A.M. Wilson 2Y-R seedling | |||||||
| Ceylon | |||||||
| Hospodar | |||||||
| Diolite | |||||||
| A.M. Wilson 2Y-R seedling |