Percival Lowell
With his second wife, Elizabeth Cabot Putnam (1807–1881), Amory fathered a son and three daughters. Augustus, Elizabeth Rebecca, Ellen Bancroft, and Sara Putnam. Augustus Lowell would become a very successful businessman and eventually succeed Lowell as the second trustee of the Lowell Institute. John Amory's grandchildren, through Elizabeth Cabot, included author and astronomer Percival Lowell, Harvard President Abbott Lawrence Lowell, and poet Amy Lowell.