going by original publication year. wikipedia had the most comprehensive list of all the ones I found
 

Trying to compile all of her novels to maybe read someday (Over Seven Hundred!!! Novels)

 After her death in 2000, 160 unpublished archival manuscripts were published as the Barbara Cartland Pink Collection. (taking it up to 721 novels at least)

Personal Completion 0%

slowly but surely adding them. some need to be added into Storygraph. some I haven't yet been able to find and read. 

a couple of the early books are nearly impossible to find (or expensive to get a hold of) and will be marked "bonus"