This is a list of films which placed number one at the weekly box office in the United States during 1939 per Variety's weekly National Boxoffice Survey. The results are based on a sample of 20-25 key cities and therefore, any box office amounts quoted may not be the total that the film grossed nationally in the week.
| Gone with the Wind became the highest grossing film of 1939. But its reign at the #1 spot occurred in early 1940, it never reached #1 during 1939. |
| Date | Title | Ref |
|---|---|---|
| January 4 | The Adventures of Robin Hood | [1] |
| January 11 | [1] | |
| January 18 | [1] | |
| January 25 | [1] | |
| February 1 | [2] | |
| February 8 | [2] | |
| February 15 | [2] | |
| February 22 | Jesse James | [2] |
| March 1 | [3] | |
| March 8 | Stagecoach | [3] |
| March 15 | [3] | |
| March 22 | [3] | |
| March 29 | Midnight | [3] |
| April 5 | Three Smart Girls Grow Up | [4] |
| April 12 | The Hound of the Baskervilles | [4] |
| April 19 | Wuthering Heights | [4] |
| April 26 | Dark Victory | [4] |
| May 3 | [5] | |
| May 10 | [5] | |
| May 17 | [5] | |
| May 24 | [5] | |
| May 31 | [5] | |
| June 7 | [6] | |
| June 14 | [6] | |
| June 21 | [6] | |
| June 28 | [6] | |
| July 5 | [7] | |
| July 12 | [7] | |
| July 19 | [7] | |
| July 26 | [7] | |
| August 2 | [8] | |
| August 9 | [8] | |
| August 16 | [8] | |
| August 23 | [8] | |
| August 30 | [8] | |
| September 6 | The Wizard of Oz | [9] |
| September 13 | [9] | |
| September 20 | [9] | |
| September 27 | [9] | |
| October 4 | [10] | |
| October 11 | [10] | |
| October 18 | [10] | |
| October 25 | Mr. Smith Goes to Washington | [10] |
| November 1 | [11] | |
| November 8 | [11] | |
| November 15 | [11] | |
| November 22 | [11] | |
| November 29 | [11] | |
| December 6 | [12] | |
| December 13 | [12] | |
| December 20 | [12] | |
| December 27 | [12] |