PQ1

PQ1 or variation, may refer to:

• Convoy PQ 1, WWII Allied Arctic Convoy
• Persona Q: Shadow of the Labyrinth, a 2014 video game
• Police Quest: In Pursuit of the Death Angel, 1987 video game
• PQ: Practical Intelligence Quotient, a 2005 video game
• PQ1, a rating used for the UK Royal Mail in Address Point