The New York Times Fiction Best Sellers of 1964
# The New York Times Fiction Best Sellers of 1964

This is a list of adult fiction books that topped The New York Times Fiction Best Seller list in 1964. Only four books topped the list that year, the list being dominated for 34 weeks by John le Carré's spy novel The Spy Who Came in from the Cold. The prolific novelist Louis Auchincloss had his only No. 1 bestseller that year (and only for one week at the top, though it lasted 33 weeks in the top 5).

| Date | Book | Author |
| - | - | - |
| January 5 | The Group | Mary McCarthy |
| January 12 | The Group | Mary McCarthy |
| January 19 | The Group | Mary McCarthy |
| January 26 | The Group | Mary McCarthy |
| February 2 | The Group | Mary McCarthy |
| February 9 | The Group | Mary McCarthy |
| February 16 | The Group | Mary McCarthy |
| February 23 | The Spy Who Came in from the Cold | John le Carré |
| March 1 | The Spy Who Came in from the Cold | John le Carré |
| March 8 | The Spy Who Came in from the Cold | John le Carré |
| March 15 | The Spy Who Came in from the Cold | John le Carré |
| March 22 | The Spy Who Came in from the Cold | John le Carré |
| March 29 | The Spy Who Came in from the Cold | John le Carré |
| April 5 | The Spy Who Came in from the Cold | John le Carré |
| April 12 | The Spy Who Came in from the Cold | John le Carré |
| April 19 | The Spy Who Came in from the Cold | John le Carré |
| April 26 | The Spy Who Came in from the Cold | John le Carré |
| May 3 | The Spy Who Came in from the Cold | John le Carré |
| May 10 | The Spy Who Came in from the Cold | John le Carré |
| May 17 | The Spy Who Came in from the Cold | John le Carré |
| May 24 | The Spy Who Came in from the Cold | John le Carré |
| May 31 | The Spy Who Came in from the Cold | John le Carré |
| June 7 | The Spy Who Came in from the Cold | John le Carré |
| June 14 | The Spy Who Came in from the Cold | John le Carré |
| June 21 | The Spy Who Came in from the Cold | John le Carré |
| June 28 | The Spy Who Came in from the Cold | John le Carré |
| July 5 | The Spy Who Came in from the Cold | John le Carré |
| July 12 | The Spy Who Came in from the Cold | John le Carré |
| July 19 | The Spy Who Came in from the Cold | John le Carré |
| July 26 | The Spy Who Came in from the Cold | John le Carré |
| August 2 | The Spy Who Came in from the Cold | John le Carré |
| August 9 | The Spy Who Came in from the Cold | John le Carré |
| August 16 | The Spy Who Came in from the Cold | John le Carré |
| August 23 | The Spy Who Came in from the Cold | John le Carré |
| August 30 | The Spy Who Came in from the Cold | John le Carré |
| September 6 | The Spy Who Came in from the Cold | John le Carré |
| September 13 | The Spy Who Came in from the Cold | John le Carré |
| September 20 | The Spy Who Came in from the Cold | John le Carré |
| September 27 | The Spy Who Came in from the Cold | John le Carré |
| October 4 | The Rector of Justin | Louis Auchincloss |
| October 11 | The Spy Who Came in from the Cold | John le Carré |
| October 18 | The Spy Who Came in from the Cold | John le Carré |
| October 25 | Herzog | Saul Bellow |
| November 1 | Herzog | Saul Bellow |
| November 8 | Herzog | Saul Bellow |
| November 15 | Herzog | Saul Bellow |
| November 22 | Herzog | Saul Bellow |
| November 29 | Herzog | Saul Bellow |
| December 6 | Herzog | Saul Bellow |
| December 13 | Herzog | Saul Bellow |
| December 20 | Herzog | Saul Bellow |
| December 27 | Herzog | Saul Bellow |
