Daftar hits nomor satu tahun 2012 (Korea Selatan)

Gaon Single Chart memberikan peringkat lagu terbaik. Datanya diambil dari Korea Music Content Association tiap minggu. Terdiri dari chart mingguan, terdaftar dari Sabtu sampai Minggu dan chart bulanan.

Chart Mingguan

Source: Gaon Weekly Singles Chart^[1]

Tanggal Minggu terakhir	Lagu	Artis	Penjualan
7 Januari	"Lovey-Dovey"	T-ara	540,458
14 Januari	"The Story of a Tall Bachelor (bahasa Korea: 키 큰 노총각 이야기)"	Jung Jun Ha	623,496
21 Januari	"Lovey-Dovey"	T-ara	354,144
28 Januari	"I Knew It (bahasa Korea: 이럴 줄 알았어)"	Beast	372,501
4 Februari	"When I Can't Sing (bahasa Korea: 내가 노래를 못해도)"	Se7en	493,651
11 Februari	"Back In Time (bahasa Korea: 시간을 거슬러)"	Lyn	353,903
18 Februari	"I Need You (bahasa Korea: 니가 필요해)"	K.Will	396,678
25 Februari	"Blue"	Big Bang	833,233
3 Maret			537,161
10 Maret			348,535
17 Maret	"I Wonder If You Hurt Like Me (bahasa Korea: 너도 나처럼)"	2AM	662,901
24 Maret[2]	"Sherlock (Clue + Note)"	SHINee	520,204
31 Maret	"Hey You"	CN Blue	350,176
7 April	"Cherry Blossom Ending (bahasa Korea: 벚꽃 엔딩)"	Busker Busker	522,232
14 April[3]			358,823
21 April	"Alone (bahasa Korea: 나 혼자)"	SISTAR	447,718
28 April			323,422
5 Mei	"Twinkle"	Girls' Generation-TTS	604,870
12 Mei[4]	"Voice (bahasa Korea: 목소리)"	Baek Ji Young featuring Gary dari Leessang	529,920
19 Mei	"Every End of the Day (bahasa Korea: 하루 끝)"	IU	415,891
26 Mei			275,146
2 Juni	"Twinkle"	Girls' Generation-TTS	143,646
9 Juni	"Monster"	Big Bang	757,501
16 Juni	"Electric Shock"	f(x)	630,510
23 Juni	"If You Really Love Me (bahasa Korea: 정말로 사랑한다면)"	Busker Busker	388,510
30 Juni			388,784
7 Juli[5]	"Loving U"	SISTAR	440,960
14 Juli	"I Love You"	2NE1	469,850
21 Juli	"Gangnam Style (bahasa Korea: 강남스타일)"	PSY	816,868
28 Juli			473,372
4 Agustus			333,592
11 Agustus			289,995
18 Agustus			261,797
25 Agustus	"I Need You"	Huh Gak featuring Zia	465,872
1 September	"All For You"	Jung Eunji & Seo In Guk	409,284
8 September	"That XX"	G-Dragon	428,762
15 September	"All For You"	Jung Eunji & Seo In Guk	280,745
22 September	"Memory Of The Wind"	Naul	452,899

Chart Bulanan

Source: Gaon Monthly Singles Chart^[1]

Bulan	Lagu	Artis	Poin	Total Penjualan
Januari	"Lovey-Dovey"	T-ara	142,691,767	3,338,408
Februari	"Blue"	Big Bang	102,380,663	2,985,936
Maret	"Fantastic Baby"		105,296,671	2,855,955
April	"Cherry Blossom Ending"	Busker Busker	169,546,447	3,077,989
Mei	"Twinkle"	Girls' Generation-TTS	119,415,981	2,385,045
Juni	"Like This"	Wonder Girls	138,592,996	2,166,237
Juli	"I Love You"	2NE1	151,627,608	2,168,913
Agustus	"Gangnam Style"	PSY	150,855,485	2,570,290