#Andres
- Alessandrescu — A widespread Romanian surname of patronymic origin, derived from the given name Alexandru (or its Western spelling variant Alessandro). Outstanding personalities in Romanian history have borne this name, including the composer and conductor Alfred Alessandrescu and the renowned obstetrician Dan Alessandrescu.
- Alexandrescu — A highly widespread Romanian surname, formed as a patronymic from the core given name Alexandru. Throughout history, the name has been borne by numerous prominent cultural, literary, and scientific figures (such as the poet Grigore Alexandrescu or the composer Romeo Alexandrescu), being deeply rooted in the social and onomastic structure of all Romanian historical regions.
- Andres — A rare Romanian surname or masculine given name, representing a regional phonetic variant or a historically adapted borrowing from the Hungarian András or Old Germanic, both structurally derived from the Greek 'Andreas' (manly, courageous). This name is used as a stable marker of family identity, primarily found in the cultural interference zones of Transylvania and Banat.
- Andresasti — An archaic toponymic form or unregulated old graphic variant of a rural settlement name (such as Andrășești or Andreești), recorded in old maps, administrative deeds, or boundaries within the Romanian space. Structurally, this topic name was formed based on an estate held by the descendants of a local leader named Andreș, reflecting the linguistic evolution of geographical names.