Cal Poly may refer to:

• California Polytechnic State University, or "Cal Poly San Luis Obispo", a public university in San Luis Obispo, California
• California State Polytechnic University, Pomona, or "Cal Poly Pomona", a public university in Pomona, California

• Peter Raymond
• Peter Raymond Grant
• Peter Raymond Oliver Oliver of Aylmerton
• Peter Raymont
• Peter R. Crane
• Peter R de Vries
• Peter R. Dolan
• Peter red chili
• Peter Red Hanrahan
• Peter Reed (disambiguation)
• Peter Reed (rower)
• Peter Reekers
• Peter Rees (disambiguation)
• Peter Rees (producer)
• Peter Reginald Frederick Hall
• Peter Rehra
• Peter Reichensperger
• Peter Reicher
• Peter Reichert
• Peter Reid (Royal Navy officer)
• Peter Reilly
• Peter Reilly (politician)
• Peter Reinhard Hansen
• Peter Reinhard Hansen (economist)
• Peter Remondino