Kim Young So (김영소) is a South Korean musician and composer. He is the guitarist of the boy band Hoppípolla.
Kim Young So graduated from Hanlim Arts School in the Applied Music Department. He won various guitar competitions between 2015 and 2019.
In 2019, Kim Young So joined JTBC's audition show SuperBand and won with his band Hoppípolla.
The band debuted on November 16, 2019 with the group's first digital single "About Time".