Remarks:
' According to his niece, the family surname may have been of French origin, deriving from ‘Laterre’.9
This French connection may explain his unusual first name. '
References:
Baillie, E.C.C., A Memoir of General Latter. London: James Nisbet & Co, 1870. ( p. 15.)
Captain Barré Latter and British Engagement with Sikkim during the 1814-1816 Nepal War by John Bray