Portrait of Seo In-guk

Birthday profile

Seo In-guk

Seo In-guk, South Korean singer and actor

Born
October 23, 1987
Age in 2026
39
Zodiac sign
Scorpio
Birth year
1987

About Seo In-guk

Seo In-guk (Korean: 서인국; born October 23, 1987) is a South Korean singer-songwriter and actor. He began his singing career after winning the talent reality show Superstar K in 2009, and made his acting breakthrough in Reply 1997 (2012). Since then, he has starred in television series including High School King of Savvy (2014), Hello Monster (2015), Shopping King Louie (2016), and Death's Game (2023). == Early life and education == Seo was born on October 23, 1987, in Ulsan, where he lived with his parents and younger sister. He grew up in relative poverty; his mother worked as a recyclables collector and his father as a welder. Seo trained as a ssireum wrestler, learnt boxing and mixed martial arts in school and is a Hapkido 2nd dan. He decided to become a singer at the age of ten, after being inspired by the Korean rock musician Kim Jung-min and watching him perform "Sad Promise". Seo performed at family gatherings and school events, and moved to Seoul alone at the age of 20 to pursue his dream of becoming a singer despite his father's objections. While studying Applied Music at Daebul University, Seo auditioned for various record agencies such as JYP Entertainment and DSP Media but to no success. After repeatedly being rejected and told to lose weight, he struggled with bulimia for a time.

Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.

Career and life highlights

Seo In-guk timeline

  1. In May 2010, Seo released his first single album Just Beginning with the lead single "I Love U".
  2. Since then, he has starred in television series, High School King of Savvy (2014), Hello Monster (2015), Shopping King Louie (2016), and Death's Game (2023).

The world when Seo In-guk was born

Seo In-guk was born in 1987. The year snapshot below places that birthday in its cultural and historical setting: the music and films people were following, the headlines shaping public life, and the everyday prices families encountered.

Culture in 1987

  • #1 song"Walk Like an Egyptian" – The Bangles
  • Top movieThe Last Emperor
  • Top TV showThe Cosby Show
  • Best-selling bookThe Bonfire of the Vanities – Tom Wolfe

Headlines and milestones

  • Major sports momentMike Tyson becomes undisputed heavyweight champion at age 20
  • Top headlineStock market crashes on Black Monday
  • Technology milestoneGIF format created
  • Defining fadSlap bracelets
  • Notable inventionGIF image format
  • World population5.03 billion

United States snapshot

  • U.S. leaderRonald Reagan
  • Sports championMinnesota Twins (World Series)
  • Also wonLos Angeles Lakers (NBA)
  • U.S. population242.3M

1987 versus 2026

These figures put everyday life in Seo In-guk's birth year beside the site's latest United States snapshot.

Measure19872026
Gas$0.95$3.45/gal
Average home$85,600$435,000
Average income$30,970$67,500
Minimum wage$3.35$7.25/hr (federal)
Movie ticket$3.91$11.95
Postage stamp$0.22$0.73
Population242.3M341 million

Sources and editorial standards

This profile combines a biographical source with structured birthday and historical context. Sources recorded for this profile: Wikipedia, IMDb, MusicBrainz. See our editorial policy for sourcing, corrections, and review standards.

Read the source biography on Wikipedia. Wikipedia text is available under the Creative Commons Attribution-ShareAlike License.