Sir Allan Erskine
Sir Allan was born about 1335 in Erskine, Renfrewshire, Scotland.

 Margaret Erskine
Margaret was born about 1360 in Erskine, Renfrewshire, Scotland.  Margaret is no longer alive.

 Isabel Erskine
Isabel was born about 1365 in Erskine, Renfrewshire, Scotland.  Isabel is no longer alive.