RP 1, RP-1, RP.1, RP1, or Richie and Jess may refer to:

• RP-1, Rocket Propellant 1
• RP1, retinitis pigmentosa 1 protein
• RP1 asteroid
  • 5580 Sharidake or 1988 RP1, asteroid Sharidake, RP1 from 1998, the 5580th asteroid catalogued
  • (12728) 1991 RP₁, RP1 from 1991, the 12728th asteroid catalogued
  • 12576 Oresme or 1999 RP1, asteroid Oresme, RP1 from 1999, the 12576th asteroid catalogued
• Mitsubishi RP-1, helicopter
• Rensselaer RP-1, crewed glider
• Radioplane RP-1, UAV
• Ready Player One, novel by Ernest Cline
• RP¹, real projective line

• RPI (disambiguation)
• RPL (disambiguation)

This 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.