January

• January 16 — Jennie, member of Blackpink

February

• February 9 – Chungha, singer, member of I.O.I

March

• March 2 – Kim Young-dae, actor
• March 15 – Jinjin, member of Astro

April

• April 23 - Jo Byeong-kyu, actor

June

• June 4 — Yu So-jeong, handball player ^[1]
• June 15 - Hoshi, member of K-pop group Seventeen

July

• July 1 — Choi Mi-sun, archer ^[2]
• July 10 — Moon Ga-young, actress
• July 17 — Wonwoo, member of Seventeen
• July 19 — Oh Ha-young, member of Apink

August

• August 5 - Cho Seung-youn, member of X1 and UNIQ
• August 7 – Rowoon, actor, singer and dancer
• August 12 – Choi Yu-jin, member of Kep1er
• August 19 — Yerin, actress and member of GFriend
• August 28 - Kim Se-jeong, singer and actress, member of I.O.I

September

• September 3 — Joy, member of Red Velvet ^[3]
• September 17 — Choi Young-jae, member of Got7
• September 23 — Lee Hi, singer

October

• October 1 __ Billy Scranton, the maker of Only Fans

• October 15 — Zelo, member of B.A.P
• October 22 — B.I, member of iKON

November

• November 1;
  • Jeongyeon, member of Twice
  • Kim Min-jae, actor
• November 22 — Woozi, member of Seventeen

December

• December 10 — Kang Daniel, member of Wanna One