- Ru
- Ruby Red (novel)
- Ruby Sunday
- Rudolph (reindeer)
- Rudy Giuliani
- Rulers of the Universe
- Rump Parliament (Of the City of the Saved...)
- Rump Parliament (The Roundheads)
- Runcible
- Rupert (The Roundheads)
- Rupert Holliday-Evans
- Rupert Murdoch
- Rupert of the Rhine
- Russ Bain
- Russell Enoch
- Russell Hunter
- Russell T Davies
- Russian (language)
- Russo-Japanese War
- Rusty (Into the Dalek)
- Rutan
- Ruth
- Ruth Baxter