SPQR (disambiguation)

SPQR is an initialism from a Latin phrase, Senātus Populusque Rōmānus.

SPQR may also refer to:

• SPQR tree, a tree data structure
• SPQR series, a collection of detective stories set in the time of the Roman Republic
• SPQR: The Empire's Darkest Hour, a computer adventure game set in Ancient Rome
• SPQR (board game), a board wargame
• Steve Perrin's Quest Rules, a generic role-playing game system
• Small Payload Quick Return A NASA Ames program for deorbiting small payloads