Member Information
| Full Name | ♀️ Lucia (Lucy) FitzPiers -  |
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| Birth | #1 | Date of Birth | ABT 1210 |
| Place of Birth | Blewleveny Castle, Blaen Llyfni, Brecknockshire, Wales | ||
| Father | Piers (Peter) I "Lord of Brecknock" FitzHerbert | ||
| Mother | Alice "2nd Wife of Piers" de Warkworth-FitzRobert | ||
| Siblings | ♂️ Reynold (Reginald) I "Lord of Brecknock" FitzPiers | ||
| Death | #1 | Date of death | ABT 1250 |
| Place of death | Kirkham, Yorkshire, England | ||