Robert Boyd
Robert was born about 1275 in Kilmarnock, Ayrshire, Scotland.  He died in 1333 in Halidon Hill, Berwickshire, Scotland.

 Thomas Boyd
Thomas was born about 1320 in Kilmarnock, Ayrshire, Scotland.  He died before 1385 in Scotland.

 Alan Boyd
Alan was born about 1322 in Kilmarnock, Ayrshire, Scotland.  He died in August 1339.

 James Boyd
James was born about 1324 in Kilmarnock, Ayrshire, Scotland.