Malcolm Beg "The Little" Drummond
Malcolm Beg "The Little" was born about 1210 in Kincardine, Scotland.  He died before 1260.

 Ada de Kincardine
Ada was born about 1210 in Lennox Hills, Dunbarton, Scotland.

 Malcolm Drummond
Malcolm was born in 1239 in Kincardineshire, Scotland.  He died at the age of 90 in 1329.