[NEW] CORTIS Members – Who Is Your Bias?

A. Who is CORTIS?

CORTIS (코르티스) is a five-member South Korean boy group formed by BIGHIT MUSIC, a label under HYBE Corporation. CORTIS members are MARTIN, JAMES, JUHOON, SEONGHYEON, and KEONHO. They will debut on August 18, 2025 with the digital single “What You Want”.

The name CORTIS comes from six letters taken from the phrase “Color Outside the Lines”, reflecting their determination to think beyond the boundaries defined by the world. Known for their self-driven creativity, the members actively participate in songwriting, composition, performance, and videography, working together to create music and concepts inspired by their personal stories.

B. CORTIS Official Accounts

C. CORTIS Members

1. CORTIS Member – MARTIN

MARTIN (마틴)
Position(s): Leader
Birthday: March 20, 2008

@cortis_bighit

우릴 보고 엄질 들어 👍 #CORTIS #코르티스 #CORTIS_GO

♬ GO! – CORTIS

2. CORTIS Member – JAMES

JAMES (제임스)
Birthday: October 14, 2005

@cortis_bighit

play that beat 🔥 #CORTIS #코르티스 #CORTIS_GO

♬ GO! – CORTIS

3. CORTIS Member – JUHOON

JUHOON (주훈)
Birthday: January 3, 2008

@cortis_bighit

watch me go (on repeat) #CORTIS #코르티스 #CORTIS_GO

♬ GO! – CORTIS

4. CORTIS Member – SEONGHYEON

SEONGHYEON (성현)
Birthday: January 13, 2009

@cortis_bighit

🏃🏃🏃🏃🏃 #CORTIS #코르티스 #CORTIS_GO

♬ GO! – CORTIS

5. CORTIS Member – KEONHO

KEONHO (건호)
Birthday: February 14, 2009

@cortis_bighit

치키치키 reload 😎 #CORTIS #코르티스 #CORTIS_GO

♬ GO! – CORTIS

D. [POLL] Who is your CORTIS bias?