| Lord or Sir THOMAS De CLARE |
| Lord or Sir THOMAS De CLARE | |
| B: | Abt. 1248 |
| Tonbridge, Suffolk, England | |
| D: | 29 Aug 1287 |
| Thomond, Connaught, County Clare, Ireland | |
| Isabella |
| Isabella | |
| B: | Yes, date unknown |
| D: | Yes, date unknown |
| JULIAN FITZMAURICE |
| JULIAN FITZMAURICE | |
| B: | Abt 1249 |
| Dublin, Dublin, Ireland | |
| M: | Essex, England |
| D: | Aft 1309 |
| MATILDA De LACY |
| MATILDA De LACY | |
| B: | Abt. 1223 |
| Lincoln, Lincolnshire, England | |
| D: | Bef. 10 Mar 1289 |
| RICHARD De CLARE |
| RICHARD De CLARE | |
| B: | 4 Aug 1222 |
| Gloucestershire, England | |
| D: | 15 Jul 1262 |
| Ashenfield Manor, Waltham, Kent, England | |
| JOHN De LACY |
| JOHN De LACY | |
| B: | 1192 |
| Lincoln, Lincolnshire, England | |
| D: | 22 Jul 1240 |
| Stanlaw, Chester, England | |
| MARGARET De QUINCY |
| MARGARET De QUINCY | |
| B: | 1208 |
| Lincoln, Lincolnshire, England | |
| M: | 1233 |
| Lincoln, Lincolnshire, England | |
| D: | Aft. March 1266 |
| Clerkenwell, Middlesex, England | |
| ROGER De LACY |
| ROGER De LACY | |
| B: | Yes, date unknown |
| D: | Yes, date unknown |
| MATILDA De CLARE |
| MATILDA De CLARE | |
| B: | Yes, date unknown |
| D: | Yes, date unknown |