Last names linked to RIOU

Origin

Rio : 1: Spanish (Río) Portuguese and Italian: from río rio ‘river brook’ (from Latin rivus) applied either as a topographic name or as a habitational name from a place called with this word. Compare Del Rio.2: Breton (mainly Morbihan): variant of Riou from the old Breton personal name Riou a diminutive of ri ‘king’; or in some cases perhaps an ironic nickname derived from the same word. Compare Rioux.3: French (southern): variant of Rioux.

Rioux : 1: Breton (mainly Morbihan): variant of Riou (see Rio).2: French (southern): topographic name for someone who lived by a stream from Occitan riou ‘stream’ (from Latin rivus) or a habitational name from any of various places called with this word e.g. Rioux in Charente-Maritime or Rioux-Martin in Charente.

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Last name frequency

Geographic distribution of the 458,423 individuals with the name RIOU on Geneanet.

This last name in the family trees

See below the Geneanet members' family trees which contain the last name RIOU