List of M Countdown Chart winners (2021)

Every week, the show awards the best-performing single on the chart in the country during its live broadcast.

In 2021, 26 singles ranked number one on the chart and 23 music acts received first-place trophies.

"Hwaa" by (G)I-dle, "Hot Sauce" by NCT Dream and "Sticker" by NCT 127 are the only songs to achieve a triple crown.

No release earned a perfect score, but "Don't Call Me" by Shinee acquired the highest point total of the year on the March 4 broadcast with a score of 10,990.

Songs are judged based on a combination of Digital Sales (45%; Melon, Genie, FLO), Album Sales (15%), Social Media (15%; YouTube MV views), Global Fan Vote (15%), Mnet Broadcast (10%; Mnet TV, MCD Stage, M2 Contents), Live Vote (10%; for first place nominees only).

Shinee ( pictured ) earned the highest score of 2021, with 10,990 points for " Don't Call Me " on the March 4 broadcast.
(G)I-dle 's ( pictured ) M Countdown wins for " Hwaa " marked the group's first ever triple crown . Member Jeon So-yeon ( third from left ) also won her first solo trophy on the program for " Beam Beam ". Member Miyeon ( second from left ) currently co-hosts M Countdown .
NCT 127 's ( pictured ) M Countdown wins for " Sticker " served as the group's first ever Triple Crown.