In the book "The Lumsdens of the North, by Archie Lumsden, House of Lumsden Association, p. 259-260 there is a Christian Lumsden daughter of Robert Lumsden I of Clova listed. "She was twice married, firstly to Alexander Menzies and secondly to Alexander Duff of Torrisoul. This is the only Christian Lumsden in the index for this time period. Archie Lumsden's contact is email@example.com
. He may be able to help.