Ahaitz

Ahaitz or Ahaize is a Basque place name referring to flat areas in mountain, favorable to human settlement.

It may refer to:
 * Ahaize, a hamlet of the commune of Ossès.
 * Ahaxe, a commune of the Pyrénées-Atlantiques.

It is at the origin of place names as:
 * Ahetze, a commune of the Pyrénées-Atlantiques and a former mande of Lower Navarre.
 * Ahaizparren: Hasparren, Azparren, Asparren
 * Aezkoa (Ahezcoa in 1137), a valley of Navarre.