- Radecius, Valentinus Previous Owner
- Raffaello Amati Previous Owner
- Rand, Edward Kennard, 1871-1945 Previous Owner
- Reed, Alfred Hamish (1878 -1975) Previous Owner
- Richardson, Thomas F Previous Owner
- Ricketts, Coella Lindsay, 1859-1941 Previous Owner
- Robert Cotton, Sir, 1571-1631 Previous Owner
- Robert Ian Jack (1935-2019) Previous Owner
- Robert Migaillot (16th century, canon at Laon) Previous Owner
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Robert, de Sorbon
Robertus, de Sorbona (ca. 1201-1274) Previous Owner -
Robert, of Sorbonne
Robertus, de Sorbona (ca. 1201-1274) Previous Owner -
Robert, von Sorbon
Robertus, de Sorbona (ca. 1201-1274) Previous Owner - Robertus, de Sorbona (ca. 1201-1274) Previous Owner