Compact tree of Lawrence De St Martin
| Jordan St Martin 1170–1222 | William De St Martin 1222–1291 | Alain Plunknett 1230– | |||||||||||
| Sir Reginald De St Martin 1250–1315 |
|
Emma Plunknett 1255–1306 | |||||||||||
| Amphelicia … 1225– | |||||||||||||
| Jordan St Martin 1170–1222 | William De St Martin 1222–1291 | Alain Plunknett 1230– | |||||||||||
| Sir Reginald De St Martin 1250–1315 |
|
Emma Plunknett 1255–1306 | |||||||||||
| Amphelicia … 1225– | |||||||||||||