List of Gaon Digital Chart number ones of 2013

The Gaon Digital Chart of Gaon Music Chart is a chart that ranks the best-performing songs in South Korea.

The data is collected by the Korea Music Content Association.

It consists of a weekly chart, listed from Sunday to Saturday, a monthly chart, and a yearly chart.

Below is a list of songs that topped the weekly, monthly, and yearly charts.

The Digital Chart ranks songs according to their performance on the Gaon Download, Streaming and BGM charts.

Psy earned the year's best-performing single with " Gentleman ".
Duo Davichi scored three number-one songs with "Turtle", "The Letter", and "Be Warmed".
IU earned two number-one singles with "The Red Shoes" and "Friday".
Girls' Generation 's " I Got a Boy " was the best-performing single of January.
Sistar 's "Give It to Me" peaked at number one for two weeks. The group's subunit Sistar19 also spent two weeks at number one with "Gone Not Around Any Longer".