Lawrence De St Martin
Lawrence was born in 1266 in Littlecote Park, , Wiltshire, England.  He died at the age of 52 on September 4th, 1318 in Deane, Basingstoke, Hampshire, England.

 Sybil Lorty
Sybil was born in 1295 in Axford, Marlborough, Wiltshire, England.  She died at the age of 54 in 1349 in St Martin, Wareham, Dorset, England.

 Sybil De St Martin
Sybil was born in 1318 in Littlecote Park, Ramsbury, Wiltshire, England.  She died at the age of 68 in 1386.