Family: Baron Of Lennox John De Menteith / Marjorie Campbell (F975)
m. 1288
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Male
Baron Of Lennox John De Menteith
Birth 1268 Loch Lomond, Scotland 
Death Dec 1306 Dumbartonshire, Scotland Burial Marriage 1288 Scotland Father Malcolm Lennox | F623 Group Sheet Mother Countess Of Menteith Mary Menteith | F623 Group Sheet
Female
Marjorie Campbell
Birth Abt 1269 Argyleshire, Scotland Death 1308 Scotland Burial Father Colin Mor Campbell | F974 Group Sheet Mother Janet Isabel De Rosyln | F974 Group Sheet
Female
+ Helena Menteith
Birth 1285 Dumbartonshire, Scotland Death 1356 Argyleshire, Scotland Burial May 1343 Argyleshire, Scotland Spouse 11th Knight Of Lochawe Colin Callen Oig' Campbell | F984 Marriage 1309 Argyleshire, Scotland