| Mavrolithari | |
| Name Local: | Μαυρολιθάρι |
| Type: | community |
| Periph: | Central Greece |
| Periphunit: | Phocis |
| Municipality: | Delphi |
| Pop Community: | 115 |
| Population As Of: | 2021 |
| Elevation: | 1140 |
| Coordinates: | 38.7167°N 35°W |
Mavrolithari (Greek, Modern (1453-);: Μαυρολιθάρι) is a village on Mount Oeta in northern Phocis, Greece, at an altitude of . Since the 2011 local government reform it is part of the municipality of Delphi, and the municipal unit of Kallieis. Population was 115 in the 2021 census.
Mavrolithari was burnt during the Axis occupation of Greece. During the Italian mopping up operations in May 1943 there was a military campaign by ELAS Ladiou that used Mavrolithari as their base.[1]