Title: 구가의서 OST Part 1 / Gu Family Book OST Part 1
Artist: Yisabel (이사벨)
- Gu Family Book OST Part 2
Title: 구가의서 OST Part 2 / Gu Family Book OST Part 2
Artist: Lee Sang Gon of Noel (이상곤 of 노을)
source lyric : http: //kromanized.com/2013/04/08/lee-sang-gon-my-love-is-hurt
- Gu Family Book OST Part 3
Title: 구가의서 OST Part 3 / Gu Family Book OST Part 3
Artist: Lee Ji Young (이지영) of Big Mama (빅 마마)
source link : http://jumpersjump.blogspot.com/2013/04/lyric-lee-ji-young-big-mama-love-is.html#.Ub_tO9jcvIU
- Gu Family Book OST Part 4
Title: 구가의서 OST Part 4 / Gu Family Book OST Part 4
Artist: Baek Ji Young (백지영)
source lyric : http://www.lyricupdates.com/2013/04/lyric-baek-ji-young-spring-rain-ost-gu.html
- Gu Family Book OST Part 5
Title: 구가의서 OST Part 5 / Gu Family Book OST Part 5
Artist: Suzy (수지)
source lyric : http://www.kpoplyrics.net/suzy-dont-forget-me-lyrics-english-romanized.html
- Gu Family Book OST Part 6
Title: 구가의서 OST Part 6 / Gu Family Book OST Part 6
Artist: The One (더 원)
- [Single] That One Last Word
Title: [Single] 마지막 그 한마디 / [Single] That One Last Word
Artist: Lee Seung Gi (이승기)
source lyric : http://kpoplyrics2you.blogspot.com/2013/05/lee-seung-gi-last-words-lyrics-gu.html
- Gu Family Book OST Part 7
Title: 구가의서 OST Part 7 / Gu Family Book OST Part 7
Artist: 4MEN (포맨)
source lyric : http://jk-poplyrics.com/4men-only-you-lyrics-gu-family-book-ost/
- Gu Family Book OST Part 8
Title: 구가의서 OST Part 8 / Gu Family Book OST Part 8
Artist: Shin Jae (신재)
- Gu Family Book OST Special
Title: 구가의서 OST Special / Gu Family Book OST Special
Artist: Choi Jin Hyuk (최진혁)
