- b.~ 1166 in <Of, Keth Symon, East Lothian, Scotland>
- b.~ 1166 in Of Humbie, East Lothian, Scotland
- b.~ 1140 in Of, Keith Symon, East Lothian, Scotland d.< 1190
- b.~ 1170 in Of, Keth Symon, East Lothian, Scotland
- b.~ 1148 in Of, Hales, East Lothian, Scotland