The Love Machine is the second novel by Jacqueline Susann, the follow-up to her enormously successful Valley of the Dolls (1966). Published by Simon & Schuster in 1969, the book was a New York Times number-one best seller.

Jacqueline Susann was an American novelist and actress. Her novel Valley of the Dolls (1966) is one of the best-selling books in publishing history. With her two subsequent works, The Love Machine (1969) and Once Is Not Enough (1973), Susann became the first author to have three novels top The New York Times Best Seller list consecutively.