Their name, 3Won, comes from the fact that they all have Won in their name.
|Name||Birth Date||Position||Final Rank||Label||Color|
|Kang Hye Won||July 5th, 1999||Lead Rapper, Vocalist, Visual||8||8D Entertainment||Coral|
|Kim Chae Won||August 1st, 2000||Lead Vocalist, Lead Dancer||10||Woollim Entertainment||Mint|
|Jang Won Young||August 31st, 2004||Lead Dancer, Vocalist, Rapper, Center, Maknae||1||Starship Entertainment||Pink|
- They are all Korean and can speak Korean
- They all like ice cream
- They all performed Catallena by Orange Caramel
- On Ep. 8 of Eat-Ing Trip 2, they were all eliminated in the "No Dancing Challenge" with the same song.
- Chaewon and Hyewon are blood type B while Wonyoung is blood type O
- Chaewon and Hyewon both went to Hanlim Multi Art School while Wonyoung didn't
- Wonyoung and Chaewon both like spicy food while Hyewon does not
- Wonyoung can speak English while Chaewon and Hyewon cannot
- Chaewon and Wonyoung both like Mint Chocolate while Hyewon likes Vanilla
- Chaewon is in the sub-unit JoYuriz while the others are not
- Only Wonyoung takes Pilates lessons.