P52

P52 may refer to:

Vessels

 * ARA Piedrabuena, a patrol vessel of the Argentine Navy
 * INS Suvarna (P52), a patrol vessel of the Indian Navy
 * LÉ Niamh (P52), a patrol vessel of the Irish Naval Service
 * MALTESE PATROL BOAT P52
 * ORP Dzik (P52), a submarine of the Polish Navy

Other uses

 * Bell XP-52, an American fighter aircraft design project
 * Cottonwood Airport, in Yavapai County, Arizona, United States
 * NFKB2, nuclear factor NF-κB p100 subunit
 * Rylands Library Papyrus P52, a biblical manuscript
 * P52, a state regional road in Latvia