Geoff Bartley is an American acoustic guitarist and singer/songwriter whose musical style combines roots, blues, jazz, and traditional folk. He began performing in 1969 and lives in the Boston area. He can be seen every Monday night hosting an open mic night at The Cantab Lounge in Cambridge, Massachusetts. He also has a Sunday Night Residency at Smoken Joes BBQ in Brighton Centre featuring a different guest every week.

Bartley has won the New Hampshire Acoustic Guitar Contest twice and has placed second four times at the National Fingerpicking Championships.