Member ages
idntt Member Ages and Birthdays
idntt member ages and birthdays ranked oldest to youngest, from Nam JiWoon at age 24 to Lee KyuHyuk at age 16.
Oldest to youngest
| Rank | Member | Age | Birthday | Position |
|---|---|---|---|---|
| #1 |  Nam JiWoonMember | 24 | Jul 7, 2002 | Leader |
| #2 |  Kim DoHunMember | 23 | Mar 3, 2003 | Center |
| #3 |  Lee CheongMyeongMember | 23 | Jun 4, 2003 | Visual |
| #4 |  Kim EunSungMember | 22 | May 10, 2004 | Main Vocalist |
| #5 |  Choi TaeInMember | 20 | Nov 17, 2005 | Main Rapper |
| #6 |  Han YeJoonMember | 20 | Mar 13, 2006 | Member |
| #7 |  TowaMember | 20 | Apr 9, 2006 | Member |
| #8 |  Kim JuHoMember | 20 | Jul 28, 2006 | Main Dancer, Producer, Lead Rapper |
| #9 |  Kim SeongJunMember | 19 | Sep 26, 2006 | Member |
| #10 |  Kim HeeJuMember | 19 | Oct 25, 2006 | Member |
| #11 |  Cho EunChanMember | 18 | Sep 7, 2007 | Member |
| #12 |  Lee JaeYoungMember | 18 | Oct 2, 2007 | Member |
| #13 |  Kwak GiWoongMember | 18 | Jan 1, 2008 | Member |
| #14 |  Yang GyungHoMember | 18 | Feb 25, 2008 | Member |
| #15 |  Choi GyeongBeenMember | 17 | Sep 4, 2008 | Member |
| #16 |  Lee JooHeonMember | 17 | Oct 11, 2008 | Member |
| #17 |  Park NuRiMember | 17 | Dec 4, 2008 | Member |
| #18 |  Hwang EunSooMember | 17 | Jun 10, 2009 | Member |
| #19 |  Lee HwanHeeMember | 17 | Jul 11, 2009 | Member |
| #20 |  Lee KyuHyukMember | 16 | Aug 6, 2010 | Maknae |