P9 or P-9 may refer to:
- Planet Nine, a hypothetical new planet in the far outer solar system
- Boeing XP-9, a prototype fighter aircraft from the 1930s
- Heckler & Koch P9, a semi-automatic pistol
- Springfield Armory P9, a semi-automatic pistol
- Peruvian Airlines IATA airline designator
- P9 (band), a Brazilian boyband
- Power Nine, a set of 9 rare cards from the Magic: The Gathering TCG, widely considered to be the most powerful cards ever printed in the game.
- Psyclon Nine, an aggrotech band
- P-9 Project
See also
Topics referred to by the same termThis disambiguation page lists articles associated with the same title formed as a letter–number combination.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: