Dictionary of Medieval Names
from European Sources

Rubeus m. Latin rubeus 'red'.

Even as late as the third quarter of the 15th C, the etymological origin of the name was still known. In RCCaetani6, 2720, the same man is recorded as both Rubeus and Russius (cf. Rosso).

Czech Republic
Latin
1360 Rubeo (dat) chlumecky 476, p. 40
Italy
Latin
1285 Rubei (gen) Perugia1285 p. 160; 1294 Rubei (gen) BBC-Berg p. XLV; 1304 Rubei (gen) AnnMin6 XII; 1310 Rubei (gen) MonRav-2 CCCL, Rubeo (dat) ibid. CCCL; 1326 Rubeo (abl) Friuli-14thC no. 434; 1376 Rubeo (abl) DouGen1 p. 161; 1387 Rubeus (nom) Venditti II-26; 1478 Rubey (gen) RCCaetani6 2720
Italian
1513x1521 Rubito LeoX p. 25
Cite as: S.L. Uckelman. "Rubeus". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2020, no. 1. http://dmnes.org/2020/1/name/Rubeus.