Seo Taiji and Boys IV is the fourth and final studio album by Korean musical trio Seo Taiji and Boys, released on October 5, 1995. With 2.4 million copies sold, it is one of the best-selling albums in South Korea. The singles "Come Back Home" and "Regret of the Times" were released off of the album, with the former voted the year's most popular K-pop song by netizens in 2005.

Jeong Hyeon-cheol, better known as Seo Taiji or Seo Tae-ji (서태지), is a South Korean singer, musician, songwriter and record producer. After dropping out of high school to pursue a music career, he rose to become one of the most prominent and influential cultural icons in South Korea, with many referring to him as "the President of Culture".