#patronymic plural
- Aftini — An extremely rare onomastic variant of a Romanian surname, whose final '-i' ending reflects either a patronymic plural form (originally designating 'the sons of Aftenie/Aftine') or a regional graphical feature recorded in civil status documents.
- Aftoni — An extremely rare onomastic variant of a Romanian surname, whose final '-i' ending reflects either a patronymic plural form (originally designating 'the sons of Aftenie/Aftine') or a regional graphical feature recorded in civil status documents.
- Antanasii — An onomastic plural form or archaic genitive-dative associated with the proper name Antanasie, historically used in Romanian rural communities to collectively designate the members of a family or the descendants of an ancestor named Antanasie (Athanasios). As a structural linguistic element, this patronymic form reflects traditional methods of social identification and surname establishment prior to modern administrative standardization.