| Birth Name | Im Na-yeon (임나연) |
| Stage Name | Nayeon (나연) |
| Birthday | September 22, 1995 |
| Nationality | South Korean |
| Height | 163 cm |
| Weight | 47 kg |
| Blood Type | A |
| MBTI | ISTP |
| Group | TWICE |
| Company | JYP Entertainment |
| Position | Lead Vocalist, Lead Dancer, Center, FOTG (Face of the Group) |
| Zodiac Sign | Virgo |
| Chinese Zodiac Sign | Pig |