Hello,
Your Alexander Ban M(a)cMillan (b. 1778) was the son of Allan and Ann, nee M(a)cMillan. Ann was a daughter of the Alexander the Cooper M(a)cMillan. See my Rootsweb WorldConnect for more info on this family at:
http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=GET&d...