William De La ROCHE Baron Roche

William De La was born about 1290 in Of Castle, Roch, Pembrokeshire, Wales.  William De La's father was Thomas De La ROCHE Baron De La Roche and his mother was Margaret Baroness Roche. He had five sisters named Elizabeth De La, Margaret De La, Alice (Elizabeth) De La, Joan De La and Lucy De La.  He was the third youngest of the six children. He had a half-brother named Guillaume De La.  He died before 1378.