Alvaro
  m.
  
  Proto-Germanic *allaz 'all, whole, every' + Old High German wart 'guard, ward'.
  
  
  
- Portugal
- 
- Latin
- ● 1190 Alvari (gen) PHGCRP-I no. 8
 
- Spain
- 
- Catalan
- ● 1510 Alvaro valencia1510 3588
- Old Spanish
- ● 1225 Abbarez (gen) PHGCRP-I no. 15,
 Albaro ibid. no. 15,
 Alvaro ibid. no. 15
- Spanish
- ● 1334 Aluar deMoxo;
 1336 Aluar ibid.;
 1567 Albaro SanzSerrano,
 Alvaro ibid.;
 1575 Alvaro Catalogo-5.2 3818
 
Cite as: S.L. Uckelman. "Alvaro". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Alvaro.