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CompanyMBK Entertainment
Year Debut2015
Year Active8
Year DisbandedN/A

Not Ranked


DIA (다이아; acryonym for Do It Amazing; short for Diamond) is a seven-member South Korean girl group formed by MBK Entertainment. The group debuted on September 14, 2015 with the single Somehow.

DIA currently has seven members: Eunice, Jueun, Huihyeon, Yebin, Eunchae, Chaeyeon, and Somyi. Former members include: Seunghee, Eunjin, and Jenny.

No. of Members7
Current MembersEunice, Jueun, Huihyeon, Yebin, Eunchae, Chaeyeon, Somyi
Former MembersSeunghee (left 2016), Eunjin (left 2018), Jenny (left 2019)
Oldest MemberHuihyeon (born Jun 16, 1995)
Youngest MemberSomyi (born Jan 26, 2000)
DebutSep 14, 2015
CompanyMBK Entertainment

DIA Member Ages

DIA Age Ranking

Ranked from oldest to youngest.

1. EuniceSep 02, 199132 years old
2. JueunJun 07, 199528 years old
3. HuihyeonJun 16, 199528 years old
4. YebinJul 13, 199726 years old
5. ChaeyeonDec 01, 199725 years old
6. EunchaeMay 26, 199924 years old
7. SomyiJan 26, 200023 years old

DIA Member Heights

DIA Height Ranking

Ranked from tallest to shortest.

1. Huihyeon1.67 m (5'6")
2. Somyi1.67 m (5'6")
3. Eunice1.66 m (5'5")
4. Chaeyeon1.66 m (5'5")
5. Jueun1.63 m (5'4")
6. Yebin1.62 m (5'4")
7. Eunchae1.57 m (5'2")

Members and Position(s)


DIA is composed of seven members born between 1991 and 2000. Their names are: Eunice, Jueun, Huihyeon, Yebin, Eunchae, Chaeyeon, and Somyi.

The oldest member is Huihyeon (born Jun 16, 1995). She is also the leader of the group. She was 20 years old at the time of DIA's debut. The youngest member or maknae is Somyi (born Jan 26, 2000). She was 15 years old when she debuted with DIA.

Former members of DIA include Seunghee, Eunjin, and Jenny. Seunghee left in April 2016. Eunjin announced her departure from the group on May 7, 2018 due to health problems. Jenny left in 2019 after health problems with her knee.


Eunicemain vocalist, main dancer
Jueunmain vocalist
Huihyeonleader, main rapper, lead dancer, vocalist
Yebinlead vocalist
Chaeyeonvocalist, rapper, visual, center
Eunchaelead vocalist, lead dancer, rapper
Somyilead dancer, vocalist, rapper, maknae

Fun Facts and Trivia

  • Prior to her departure, Seunghee held the position of leader in the group. Huihyeon was later re-assigned as the leader of DIA.
  • Eunjin was the main dancer of DIA.
  • DIA has 2 sub-units: BinChaenHyunSeuS (Yebin, Chaeyeon, Huihyeon, Eunice, Somyi) and L.U.B. (Jueun, Eunchae).
  • The tallest member of DIA is Huihyeon with a height of 167 cm (5'6''). Prior to Ahn Eunjin’s departure from the group, she was the tallest member with a height of 170 cm (5'7'').
  • The shortest member of DIA is Eunchae with a height of 157 cm (5'2'').


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