- Lead Vocalist: The lead vocalist sings the main melody of the song. They are often also the guitarist or banjo player.
- Harmony Vocals: The harmony vocalists sing background vocals that support the lead vocalist. They often also play an instrument, such as the mandolin, fiddle, or bass.
- Guitar: The guitarist plays rhythm guitar to accompany the vocals and lead guitar for solos. They may also sing harmony vocals.
- Banjo: The banjo player plays the five-string banjo, a plucked string instrument with a distinctive high-pitched sound. They may also sing harmony vocals.
- Fiddle: The fiddler plays the fiddle, a bowed string instrument that is similar to a violin. They may also sing harmony vocals.
- Mandolin: The mandolin player plays the mandolin, a plucked string instrument that is related to the guitar. They may also sing harmony vocals.
- Bass: The bass player plays the double bass, a large string instrument that provides low-pitched accompaniment. They may also sing harmony vocals.