William Somerville
William was born about 1388 in Cowthally Castle, Carnwath, Lanarkshire, Scotland.  He died on August 20th, 1456 in Cowthally Castle, Carnwath, Lanarkshire, Scotland.  He was buried in St Mary's Aisle, Carnwath, Lanarkshire, Scotland.

 Janet Mowat
Janet was born about 1388 in Stonehouse, Lanarkshire, Scotland.  She died in 1458 in Cowthally Castle, Carnwath, Lanarkshire, Scotland.  She was buried in St Mary's Aisle, Carnwath, Lanarkshire, Scotland.

 John Somerville
John was born about 1406 in Cowthally Castle, Carnwarth, Lanarkshrire, Scotland.  He died in November 1491 in Cowthally Castle, Carnwarth, Lanarkshrire, Scotland.  He was buried in St Mary's Aisle, Carnwath, Larnarkshire, Scotland.

 ? Somerville
? was born about 1420 in Cowthally Castle, Lanarkshire, Scotland.

 Thomas Somerville
Thomas was born about 1430.

 Mariota Somerville
Mariota was born about 1432.