Theo Jang Biography: Height, Age, Awards, Net Worth, Instagram, Girlfriend, Religion, Parents
Jang Tae-oh also known as Theo Jang is a rising South Korean actor, model, creative producer, and musician.
He gained widespread popularity through his appearance on Netflix’s Single’s Inferno Season 4. His international career includes award-winning roles in films across Asia and projects in the United States, showcasing his versatility in acting, music production under Tachyon Project, and bridging cultures in entertainment.
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| Real Name: | Jang Tae-oh |
| Stage Name: | Theo Jang |
| Born: | June 17, 1994 (age 32 years old) |
| Place of Birth: | South Korea |
| Nationality: | South Korean |
| Ethnicity: | Korean |
| Height: | 180 cm |
| Religion: | Christianity |
| Parents: | Mr. and Mrs. Jang |
| Occupation: | Actor, Model, Creative Producer, Musician |
| Net Worth: | $3 million USD |
Early Life and Education
Theo Jang was born on June 17, 1994, in South Korea, to parents Mr. Jang and Mrs. Jang. He grew up with an expatriate background, having lived in places like Hong Kong, Turkey, and Malaysia, which broadened his global perspective.
His ethnicity is Korean. He has no publicly known siblings. His religion is Christianity. He earned a Bachelor’s degree in Business Administration or Management from Kyung Hee University. He pursued acting training in New York City and Seoul while initially considering paths in directing, producing, and music.
Career
Theo Jang started his entertainment journey with modeling, commercials, and supporting roles in Korean dramas such as A Man in a Veil and The King of Tears, Lee Bang Won.
He achieved breakthrough recognition on Netflix’s Single’s Inferno Season 4, captivating audiences with his personality.
His lead role in the Malaysian crime thriller Oppa earned him the Best Foreign Language Film Actor award at the 2024 Asia International Film Festival. He has appeared in international projects including the Filipino film Finding Santos and others like Pillow Armor.
As a creative producer and musician releasing work as Tachyon Project, he continues expanding into Hollywood and multicultural productions while focusing on directing ambitions.
Awards and Nominations
- Best Foreign Language Film Actor at the 2024 Asia International Film Festival in Macau for Oppa
- Recognition for contributions to international Asian cinema
Social Media
- Instagram Handle: @tachyonproject
- YouTube Channel: Tachyon Project
Personal Life
Theo Jang, 32 years old, is currently single with no confirmed spouse or children. He has focused on his career and international opportunities.
Rumors of a relationship with Single’s Inferno co-star Jung Yujin were denied, with both clarifying they remain close friends and colleagues.
No other significant past relationships are widely documented publicly. He values family ties and personal freedom. His height is 180 cm.

Net Worth
Theo Jang’s net worth is estimated at around $3 million USD. His income primarily comes from acting roles in dramas, films, and reality shows, supplemented by modeling contracts, brand endorsements, music releases, and creative production work. Growing international projects and fan base contribute steadily to his financial success.
Filmography
- Oppa (2024) – Lead actor
- Finding Santos (2025) – Woojin
- Pillow Armor – Actor
- A Man in a Veil (2020) – Supporting role
- The King of Tears, Lee Bang Won (2021-2022) – Supporting role
- Single’s Inferno Season 4 (2025) – Cast member
- Various music releases as Tachyon Project
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