| A Heavy Abacus | |
| Cover: | heavyabacusjoyformidable.jpg |
| Type: | single |
| Artist: | The Joy Formidable |
| Album: | The Big Roar |
| Released: | 8 July 2011 |
| Genre: | Alternative rock, shoegazing |
| Length: | 3:40 |
| Label: | Atlantic Records |
| Producer: | The Joy Formidable |
| Prev Title: | I Don't Want to See You Like This |
| Prev Year: | 2010 |
| Next Title: | This Ladder Is Ours |
| Next Year: | 2012 |
"A Heavy Abacus" is the third and final single from Welsh alternative rock band The Joy Formidable's debut album The Big Roar, released in July 2011. A music video for "A Heavy Abacus" was directed by Christopher Mills.[1] The song charted at number 25 on the Billboard Alternative Songs, and stayed on chart for fifteen weeks.[2]