- Randower Kreis (district), Austria7 objects
- Rastenberg, Lower Austria5 objects
- Ratzeburg, Schleswig-Holstein, Germany2 objects
- Resen, Pelagonia Region, Macedonia1 objects
- Rhegium (ancient Reggio Calabria)4 objects
- Rhodes, Dodecanese islands, Aegean Islands3 objects
- Richmond, Virginia109 objects
- Ried im Traunkreis, Upper Austria7 objects
- Rochester, New York1 objects
- Roman Empire (historical region)21 objects
- Rome (ancient city)498 objects
- Rome (modern city), Lazio, Central Italy1 objects
- Romula (ancient place), Hispania Ulterior1 objects
- Round Valley Reservation, Mendocino County, California16 objects
- Royal Canadian Mint, Ottawa, Canada4 objects
- Rubi (ancient city), Apulia, Southern Italy1 objects
- Ruprechtshofen, Lower Austria3 objects
- Russia75 objects