David Flynn may refer to:
- David Flynn (composer) (born 1977), Irish composer and musician
- David Flynn (chaplain) (died 1770), Irish Dominican
- David Flynn (Gaelic footballer), Gaelic footballer from Clonown in County Roscommon
- David Flynn (soccer) (born 1989), American soccer player
- David Flynn, co-founder of Fusion-io
- David Flynn, engineer designer of RISC architectures, co-recipient of the IEEE/RSE James Clerk Maxwell Medal with Dave Jaggar