| English | Carpathian walnut | | | 1 | Duke, J. A. 1989. Handbook of Nuts CRC Press. |
| English | English walnut | | | 1 | Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL. |
| English | Madeira walnut | | | 1 | Huxley, A., ed. 1992. The new Royal Horticultural Society dictionary of gardening |
| English | Persian walnut | | | 1 | Huxley, A., ed. 1992. The new Royal Horticultural Society dictionary of gardening |
| English | walnut | | | 1 | Botanical Society of the British Isles. BSBI taxon database (on-line resource). |
| French | noyer commun | | | 2 | Rehm, S. 1994. Multilingual dictionary of agronomic plants |
| German | echte Walnuß | | | 2 | Erhardt, W. et al. 2002. Zander: Handwörterbuch der Pflanzennamen, 17. Auflage |
| Portuguese | nogueira-comum | | | 2 | Rehm, S. 1994. Multilingual dictionary of agronomic plants |
| Portuguese (Brazil) | nogueira-européia | | | 2 | Groth, D. 2005. pers. comm. Note: re. Brazilian common names |
| Spanish | nogal común | | | 2 | Rehm, S. 1994. Multilingual dictionary of agronomic plants |
| Spanish | nogal europeo | | | 2 | Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource). |
| Spanish | nogal inglés | | | 2 | Rehm, S. 1994. Multilingual dictionary of agronomic plants |
| Swedish | valnöt | | | 2 | Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource) |
| Transcribed Chinese | hu tao | | | 2 | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). |