She was revealed to be a member on June 19, 2018 and debuted with the group on September 5, 2018, releasing their first mini album The Park In The Night Part One.
- "We Need A Change" (with Jack Walton) (2019)
- [#GWSN_Vlog] 레나 모하니?🤔 세상에서 제일 예쁜 모아이 닮은꼴 레나의 일상 Ep.3
- Countdown with GWSN ep.5 | An exciting day with #LENA
- LENA 레나 (from GWSN 공원소녀) (LIVE) - "BAZOOKA!" + "Wonderboy" + "Tweaks" | MTV Jammin' in PJs
- Her specialities are singing and English.
- Her hobby is fashion styling.
- Her zodiac sign is Aries.
- She has long legs.
- She is GWSN's energetic beagle.
- Despite being the maknae, she is the tallest member.
- She says that she has the same dream as GWSN.
- She has a positive mind.
- She wants to say "I am Lena".
- She wants to be remembered by many.
| To view the Lena gallery, click here.