The Democratic Left Front (DLF; Sinhala: ප්‍රජාතන්ත්‍රවාදී වාමාංශික පෙරමුණ, romanized: Prajathanthravadi Vamanshika Peramuna, PVP; Tamil: ஜனநாயக இடதுசாரி முன்னணி, romanized: Jaṉanāyaka Iṭatucāri Muṉṉaṇi, JIM) is a political party in Sri Lanka.

The party is both a member of the Freedom People's Alliance (FPA), a prominent opposition alliance in Sri Lanka, and the Supreme Lanka Coalition, an alliance of seven leftist and nationalist political parties in Sri Lanka led by Wimal Weerawansa.

DLF leader Vasudeva Nanayakkara is currently the sole representative of the DLF in the Sri Lankan Parliament, from the Ratnapura district.