Lagonisi (disambiguation)

Lagonisi (Greek: Λαγονήσι) may refer to the following places in Greece:


 * Lagonisi, a seaside residential area of the municipality of Saronikos, Attica
 * Lagonisi (island), an island off the coast of Andros in the Cyclades
 * Lagonisi, a beach village near Agios Nikolaos, Chalkidiki