#Germanic origin
- Ada — A proper feminine given name with multiple origins, found in Germanic languages as a hypocoristic form for noble names like Adelheid, meaning 'noble' or 'kind', and in Hebrew carrying the meaning of 'ornament' or 'beauty'. This proper name holds significant historical and cultural importance, being borne by prominent figures such as Ada Lovelace, considered the first computer programmer in history.
- Adela — A feminine proper noun of ancient Germanic origin, derived from the root 'adal', translating to 'noble', 'venerable', or 'illustrious'. Borne by numerous historical and royal figures throughout the centuries, the name became popular in Romanian and European cultures, and is also used in astronomy to name the asteroid 571 Adela, discovered in the early 20th century.
- Aloiz — A regional, archaic onomastic form or graphical variant adapted into the Romanian language for the masculine given name of Germanic origin, Alois (or Aloysius). The name structurally derives from Old High German, being etymologically associated with the idea of fame, wisdom, or military prestige (structurally correlated with historical roots similar to the name Louis).
- Alonso — A proper noun, surname, or masculine given name of Spanish and Germanic origin, widely used in international onomastics. Etymologically, it represents an evolved variant of the name Alfonso, originating from Visigothic or Old High German roots (such as 'Adalfuns'), structurally translated through concepts like 'noble', 'ready for battle', or 'courageous', borne by famous personalities in sports, culture, and history.
- Alvaro — A masculine given name of Old Germanic origin (introduced through Visigothic into Iberian languages), structurally derived from elements meaning 'attentive', 'prudent', 'guardian', or 'defender of all'. It is a popular classic name in Spain, Portugal, and Italy, borne by saints, nobles, and personalities from contemporary arts.
- Armbruster — A proper surname of Germanic origin borne by various historical and contemporary personalities, including the historian Adolf Armbruster, known for his valuable structural studies on the Romanic origin of the Romanians. Etymologically, the name reflects an ancient medieval occupation, denoting the master craftsman specialized in manufacturing or repairing crossbows.
- Arnaldo — A proper masculine given name of Germanic origin, widely used in Italian, Spanish, and Portuguese onomastics (equivalent to Arnold). Etymologically composed of elements meaning 'eagle' and 'ruler / power'.