(1944-1970) was an American Thoroughbred racehorse
who was voted the 1948 American Champion Older Female Horse
. Bred by Alfred G. Vanderbilt II
, she was purchase as a yearling by New York City
businessman and sculptor
, Harry La Montagne
When her racing days were over, Conniver was used as a broodmare. Of her six foals, Clandestine and Plotter won important American Graded stakes races.