Roger of Buchan
Roger of was born about 1140 in Buchan, Aberdeen, Scotland.  He died after 1179 in Buchan, Aberdeen, Scotland.

 Fergus of Buchan
Fergus of was born before 1170 in Buchan, Aberdeenshire, Scotland.  He died in Buchan, Aberdeenshire, Scotland.

 Roger Buchan
Roger was born about 1172 in Buchan, Aberdeen, Scotland.  Roger is no longer alive.