POPE/Pepe (NE Scotland, mainly Aberdeenshire, also London, Home Counties, Leeds)
Robertson, McPherson, McConnachie/variants (NE Scotland, mainly Aberdeenshire)
Blackman (London)
GAMMIE (NE Scotland, mainly Aberdeenshire, also Vermont USA)
Christie (Aberdeenshire)
Walker (Aberdeenshire, USA, mainly Vermont).

Looking to fill both ends of the tree/s, and offering to share the middle.

Tony Pope
Australia