Name
- Rennie, George, mechanical and civil engineer, 1791-18661
- Reuss, August Emanuel, geologist1
- Rhoads, Samuel N., of Haddonfield, New -Jersey1
- Richards, George Henry, Admiral KCB1
- Ridley, Henry Nicholas, botanist1
- Rimmer, Richard, conchologist1
- Roberts, Thomas, of the Woodwardian Museum1
- Robertson, David, geologist, of Glasgow1
- Robertson, Edmund, MP; of Add MS 425821
- Robinson, Thomas Romney, astronomer, FRS1
- Rodway, James, of Georgetown, British Guiana1
- Roemer, Ferdinand, German palaeontologist1
- Roper, Ferdinand Clark Samuel, naturalist1
- Rose, Caleb Burrell, geologist1
- Ross, James Clark, FRS; RearAdm. 18561
- Ross, John, Captain; RN1
- Rothpletz, August, geologist1
- Routh, Edward John, FRS1
- Rudler, Frederick William, geologist1
- Rylands, Thomas Glazebrook, antiquary1