Member ages
TripleS Member Ages and Birthdays
TripleS member ages and birthdays ranked oldest to youngest, from YooYeon at age 25 to SeoAh at age 16.
Average20.7years old
Oldest to youngest
| Rank | Member | Age | Birthday | Position |
|---|---|---|---|---|
| #1 | YooYeonMember | 25 | Feb 9, 2001 | Leader, Visual |
| #2 |  MayuMember | 24 | May 12, 2002 | Vocalist, Rapper |
| #3 |  XinyuMember | 24 | May 25, 2002 | Visual |
| #4 |  NaKyoungMember | 23 | Oct 13, 2002 | Vocalist, Rapper, Dancer |
| #5 |  SoHyunMember | 23 | Oct 13, 2002 | Vocalist, Rapper, Dancer |
| #6 |  DaHyunMember | 23 | Jan 8, 2003 | Main Vocalist |
| #7 |  NienMember | 23 | Jun 2, 2003 | Rapper |
| #8 |  SeoYeonMember | 22 | Aug 6, 2003 | Vocalist |
| #9 |  JiYeonMember | 22 | Feb 13, 2004 | Dancer |
| #10 |  KotoneMember | 22 | Mar 10, 2004 | Main Dancer, Rapper |
| #11 |  ChaeYeonMember | 21 | Dec 4, 2004 | Vocalist |
| #12 |  YuBinMember | 21 | Feb 3, 2005 | Main Dancer, Vocalist, Visual |
| #13 |  JiWooMember | 20 | Oct 24, 2005 | Main Vocalist |
| #14 |  KaedeMember | 20 | Dec 20, 2005 | Main Dancer, Vocalist, Rapper, Visual |
| #15 |  ShiOnMember | 20 | Apr 3, 2006 | Main Vocalist |
| #16 |  LynnMember | 20 | Apr 12, 2006 | Main Dancer |
| #17 |  SullinMember | 19 | Nov 30, 2006 | Dancer |
| #18 |  HyeRinMember | 19 | Apr 12, 2007 | Main Dancer |
| #19 |  ChaeWonMember | 19 | May 2, 2007 | Vocalist |
| #20 |  HaYeonMember | 18 | Aug 1, 2007 | Dancer, Vocalist |
| #21 |  SooMinMember | 18 | Oct 3, 2007 | Vocalist |
| #22 |  YeonJiMember | 18 | Jan 8, 2008 | Visual, Pianist |
| #23 |  JooBinMember | 17 | Jan 16, 2009 | Visual, Photographer |
| #24 | SeoAhMember | 16 | Jun 11, 2010 | Maknae |