List of M Countdown Chart winners (2020)

The M Countdown Chart is a record chart on the South Korean Mnet television music program M Countdown. Every week, the show awards the best-performing single on the chart in the country during its live broadcast.

Itzy achieved their first M Countdown triple crown in 2020 and were the only artist to do so twice for the year, with their songs "Wannabe" and "Not Shy".

"On" by BTS (top) and "I'm in Trouble" by NU'EST (bottom) earned the only perfect scores of the year.

In 2020, 33 singles ranked number one on the chart and 25 music acts received first-place trophies. Two songs collected trophies for three weeks and achieved a triple crown: "Wannabe" and "Not Shy", both by Itzy. Of all releases for the year, only two songs earned a perfect score of 11,000 points: "On" by BTS and "I'm in Trouble" by NU'EST.

Scoring system

April 26, 2018 – May 21, 2020

Scoring System: Digital Music Sales (45%), Album Sales (15%), Social Media Score (YouTube official music video views + SNS buzz) (20%), Global Fan Votes (10%), Mnet Broadcast Score (10%), SMS Live Vote 10%.^{[citation needed]}

May 28, 2020 – present

Scoring System: Digital Sales (Melon, Genie, FLO) (45%), Album Sales (15%), Social Media (YouTube MV views) (15%), Global Fan Vote (15%), Mnet Broadcast (Mnet TV, MCD Stage, M2 Contents) (10%), Live Vote (for 1st nominees only) (10%).^[1][2]

Chart history

Iz*One achieved three number one singles on M Countdown: "Fiesta", "Secret Story of the Swan", and "Panorama", the most of any act in 2020.

SF9 (top) and Loona (bottom) won their first-ever music show trophy on M Countdown for "Good Guy" and "So What" respectively.

Sechs Kies won their first M Countdown trophy with "All for You".

Kang Daniel (left) won his first M Countdown trophy as a soloist with "2U". Somi (right) achieved her first-ever music show win as a soloist with "What You Waiting For".

Key

	Triple Crown
	Highest score of the year
—	No show was held

Episode	Date	Artist	Song	Points	Ref.
647	January 2	New Year's Special – No Winner			[3]
648	January 9	Momoland	"Thumbs Up"	10,125	[4][5]
649	January 16	SF9	"Good Guy"	9,798	[6][7]
—	January 23	No Broadcast or Winner			[8]
650	January 30	SF9	"Good Guy"	10,031	[9][10]
651	February 6	Sechs Kies	"All for You"	9,213	[11]
652	February 13	GFriend	"Crossroads"	9,461	[12]
653	February 20			7,492	[13]
654	February 27	Iz*One	"Fiesta"	10,914	[14]
655	March 5	BTS	"On"	11,000	[15]
656	March 12	Loona	"So What"	8,075	[16]
657	March 19	Itzy	"Wannabe"	N/A	[17]
658	March 26			7,902	[18]
659	April 2			N/A	[19]
660	April 9	Kang Daniel	"2U"	7,664	[20]
661	April 16	(G)I-dle	"Oh My God"	N/A	[21]
662	April 23	Apink	"Dumhdurum"	8,628	[22]
663	April 30	Got7	"Not By The Moon"	7,830	[23]
664	May 7	Oh My Girl	"Nonstop"	N/A	[24]
665	May 14			6,580	[25][26]
666	May 21	NU'EST	"I'm in Trouble"	11,000	[27]
667	May 28	NCT 127	"Punch"	9,778	[28]
668	June 4			7,414	[29]
669	June 11	Twice	"More & More"	9,356	[30][31]
670	June 18	Cosmic Girls	"Butterfly"	9,235	[32]
671	June 25	Iz*One	"Secret Story of the Swan"	N/A	[33]
672	July 2	Seventeen	"Left & Right"	10,705	[34]
673	July 9	Blackpink	"How You Like That"	8,167	[35]
674	July 16			7,432	[36]
675	July 23	GFriend	"Apple"	8,536	[37]
676	July 30	SSAK3	"Beach Again"	6,420	[38][39]
677	August 6	Somi	"What You Waiting For"	6,776	[40]
678	August 13	(G)I-dle	"Dumdi Dumdi"	8,842	[41]
679	August 20			8,521	[42]
—	August 27	No Broadcast or Winner			[43]
680	September 3	Itzy	"Not Shy"	6,838	[44][45]
681	September 10			6,866	[46][47]
682	September 17			7,443	[48]
683	September 24	Stray Kids	"Back Door"	7,086	[49]
684	October 1	The Boyz	"The Stealer"	N/A	[50]
685	October 8			5,432	[51]
686	October 15	Blackpink	"Lovesick Girls"	8,691	[52]
687	October 22	NCT U	"Make A Wish (Birthday Song)"	7,552	[53]
688	October 29	Seventeen	"Home;Run"	7,724	[54]
689	November 5	Twice	"I Can't Stop Me"	9,065	[55][56]
690	November 12			—	[57]
691	November 19	Mamamoo	"Aya"		[58]
—	November 26	No Broadcast or Winner			[59]
—	December 3				[60]
—	December 10
692	December 17	Iz*One	"Panorama"	9,364	[61]
693	December 24			—	[62]
—	December 31	No Broadcast or Winner			[63][64]
"—" denotes an episode did not air that week.