Seo In-guk (서인국) Age, Height, Weight, Wife, Career, Net Worth 2026

Seo In-guk is a South Korean singer-songwriter and actor. He first gained recognition by winning the talent show Superstar K in 2009 and debuted as a singer. He transitioned successfully into acting with the hit drama Reply 1997 (2012), where he played the male lead Yoon Yoon-jae.

Seo-In-guk Age Seo In-guk was born on October 23, 1987. he is 38 years old. Seo In-guk Height Seo In-guk stands at 5 feet 11 inches (180 cm) tall.

Seo In-guk Biography

Full Name	Seo-In-guk (서인국)
Date of Birth	October 23, 1987
Age	38
Birthplace	Ulsan, South Korea
Occupation	Singer, Songwriter, Actor
Years Active	2009–present
Friends	Anna Friel
Known For	Reply 1997, Doom at Your Service, singing debut on Superstar K

Career

Seo-In-guk Reply 1997 He rose to stardom playing Yoon Yoon-jae, a high school student with a complex love story, in the nostalgic hit drama Reply 1997 (2012). The role showcased his charm and acting range.

Seo-In-guk Doom at Your Service He starred as the mysterious and powerful deity Tak Dong-kyung’s love interest in the fantasy romance Doom at Your Service (2021).

Seo-In-guk The Boys He appeared in the 2023 film The Boys as Lee Jae-seok.

Physical Appearance

Weight	68–72 kg (150–159 lbs
Height	5 ft 11 in (180 cm)
Body Build	Tall and athletic
Body Measurements	40-32-14 inches
Breast Size	N/A
Waist Size	32 inches
Shoe Size	10–11 US
Dress Size	N/A
Hair Color	Black / Dark
Eye Color	Dark Brown

Seo In-guk Net Worth

Seo-In-guk’s net worth is estimated between $5 million and $8 million, earned from music releases, acting roles in popular dramas and films, endorsements, and concerts.

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