This is a list of films which placed number-one at the weekend box office in Ecuador during 2013. Amounts are in American dollars.
| # | Weekend end date | Film | Box office | Openings in the top ten |
|---|---|---|---|---|
| 1 | 6 January 2013 | The Hobbit: An Unexpected Journey | $253,786 | |
| 2 | 13 January 2013 | Wreck-It Ralph | $526,516 | Parental Guidance (#3) |
| 3 | 20 January 2013 | $378,376 | Gangster Squad (#5), Django Unchained (#6) | |
| 4 | 27 January 2013 | Hansel & Gretel: Witch Hunters | $231,192 | Lincoln (#4) |
| 5 | 3 February 2013 | $203,581 | The Innkeepers (#3), Flight (#4) | |
| 6 | 10 February 2013 | A Turtle's Tale 2: Sammy's Escape from Paradise | $139,668 | What to Expect When You're Expecting (#6) |
| 7 | 17 February 2013 | A Good Day to Die Hard | $193,456 | Tad, The Lost Explorer (#9), Flypaper (#10) |
| 8 | 24 February 2013 | Tad, The Lost Explorer | $135,552 | |
| 9 | 3 March 2013 | $135,289 | Jack Reacher (#2), Greystone Park (#3) | |
| 10 | 10 March 2013 | Oz the Great and Powerful | $524,833 | Hitchcock (#7) |
| 11 | 17 March 2013 | $383,513 | The Croods (#2), Here Comes the Boom (#3) | |
| 12 | 24 March 2013 | The Croods | $351,402 | The Cabin in the Woods (#3), Les Misérables (#5) |
| 13 | 31 March 2013 | G.I. Joe: Retaliation | $546,815 | |
| 14 | 7 April 2013 | Jack the Giant Slayer | $346,505 | Evil Dead (#4) |
| 15 | 14 April 2013 | $276,560 | Trouble with the Curve (#5) | |
| 16 | 21 April 2013 | $185,470 | Oblivion (#2), A Few Best Men (#5) | |
| 17 | 28 April 2013 | Iron Man 3 | $1,481,236 | |
| 18 | 5 May 2013 | $792,258 | Mama (#2), Trance (#6) | |
| 19 | 12 May 2013 | $406,392 | Underground (#3) | |
| 20 | 19 May 2013 | Epic | $254,833 | Star Trek Into Darkness (#3) |
| 21 | 26 May 2013 | Fast & Furious 6 | $445,861 | |
| 22 | 2 June 2013 | $350,954 | The Hangover Part III (#3), The Collection (#6) | |
| 23 | 9 June 2013 | After Earth | $244,786 | Anna Karenina (#8) |
| 24 | 16 June 2013 | Man of Steel | $799,630 | Star Trek Into Darkness (#3) |
| 25 | 23 June 2013 | Monsters University | $697,640 | |
| 26 | 30 June 2013 | $579,956 | World War Z (#2) | |
| 27 | 7 July 2013 | Despicable Me 2 | $452,354 | |
| 28 | 14 July 2013 | The Lone Ranger | $262,598 | |
| 29 | 21 July 2013 | Pacific Rim | $307,385 | Turbo (#2) |
| 30 | 28 July 2013 | The Wolverine | $376,978 | Identity Thief (#6) |
| 31 | 4 August 2013 | The Smurfs 2 | $467,937 | |
| 32 | 11 August 2013 | $325,227 | Percy Jackson: Sea of Monsters (#2) | |
| 33 | 18 August 2013 | $193,460 | Grown Ups 2 (#3), Red 2 (#6) | |
| 34 | 25 August 2013 | Grown Ups 2 | $126,329 | The Great Gatsby (#4), The Pact (#7) |
| 35 | 1 September 2013 | One Direction: This Is Us | $165,259 | The Heat (#3) |
| 36 | 8 September 2013 | White House Down | $71,741 | |
| 37 | 15 September 2013 | The Internship | $66,273 | |
| 38 | 22 September 2013 | Planes | $156,213 | The Conjuring (#2), Elysium (#3) |
| 39 | 29 September 2013 | Dragon Ball Z: Battle of Gods | $139,822 | We're the Millers (#2), Runner Runner (#6) |
| 40 | 6 October 2013 | We're the Millers | $122,651 | Spring Breakers (#7), We Steal Secrets: The Story of WikiLeaks (#10) |
| 41 | 13 October 2013 | Gravity | $252,892 | Pain & Gain (#5) |
| 42 | 20 October 2013 | $148,278 | Captain Phillips (#2) | |
| 43 | 27 October 2013 | Cloudy with a Chance of Meatballs 2 | $229,944 | |
| 44 | 3 November 2013 | $207,459 | Insidious: Chapter 2 (#2), The Counselor (#4), Kick-Ass 2 (#6) | |
| 45 | 10 November 2013 | Thor: The Dark World | $948,093 | |
| 46 | 17 November 2013 | $572,151 | This Is the End (#4), The Bay (#5) | |
| 47 | 24 November 2013 | The Hunger Games: Catching Fire | $371,329 | Zambezia (#3) |
| 48 | 1 December 2013 | $199,430 | Instructions Not Included (#3), Carrie (#4) | |
| 49 | 8 December 2013 | $105,080 | Battle of the Year (#4), The Fifth Estate (#6), Jackass Presents: Bad Grandpa (#8) | |
| 50 | 15 December 2013 | Saving Santa | $135,897 | |
No box office data for the weekend of 22 December 2013.
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| 52 | 29 December 2013 | Walking with Dinosaurs | $308,856 | Frozen (#3) |