Ahaxe-Alciette-Bascassan (French pronunciation: [a.aks alsjɛt baskasɑ̃]; Basque: Ahatsa-Alzieta-Baskazane) is a commune in the Pyrénées-Atlantiques department in the Nouvelle-Aquitaine region in southwestern France.

The people of the commune are known as Ahastar.

Ahaxe-Alciette-Bascassan is part of Cize/Garazi country which was a historical province in Lower Navarre. It includes three former parishes, sometimes counted as four groups of houses in the Middle Ages and with five toponyms: Alciette, Ahaxe, Garatehegi, Ligeta, and Bascassan located at the confluence of the Laurhibar and Esteneko streams.

Alciette is the parish farthest away to the northeast in the combination of the three parishes.

Ahaxe-Alciette-Bascassan is located some 6 km south-east of Saint-Jean-Pied-de-Port and can be accessed by Highway D18 running from close to there through the heart of the commune southeast to Lecumberry. The village is not on the highway and is left onto the country road Vierge-d'Ahaxe off the D18 heading southeast. There is a country road from Aincille in the west to the village of Bascassin in the commune and there are other country roads entering from the north and the southeast.

The commune is located in the Drainage basin of the Adour, the commune lands are watered by the Laurhibar, a tributary of the Nive, and a tributary of that, the Esteneko stream. The Apatéko stream, a tributary of the Arzubiko stream also crosses the territory of Ahaxe-Alciette-Bascassan.

The commune's name in Basque is Ahatsa-Alzieta-Baskazane.

Ahaxe

The toponym Ahaxe appears in the forms:

Jean-Baptiste Orpustan indicates that the toponym comes from the Basque oronymic base of (h)aitz meaning "rock" or "height".

The people of the commune are called in Basque Ahatsar.

Alciette

The toponym Alciette appears in the forms:

The Basque name for the people of this area is Alzietar.

According to Jean-Baptiste Orpustan, Alciette is derived from the medieval Alzueta which itself comes from the Basque alzu meaning "place where there are abundant alder trees".

Bascassan

The name Bascassan appears in the forms:

• Bazquazen (1208)
• Bascaçen (1292)
• Bascacen (1350))
• Bazcacen (1366))
• Basquacen (1413))
• Bazcacen (1513, Titles of Pamplona)
• Vazquacen (1613)
• Vazcazen and Vazaçan (1621 Martin Biscay)
• Bascassan (1789)

Its origin is uncertain. The people of the area are called Bazkazandar in basque.

Ahaxachillo is mentioned in the 1863 dictionary.)

Bastida is also indicated by Raymond.

Errékaldéa is mentioned with the spelling Errecaldia referring to the flowing stream of Bascassan flowing into the Laurhibar.

Curutchet

Curutchet (also called Garat) was a former fief of Ahaxe, a vassal of the Kingdom of Navarre.

Etcheverria

Paul Raymond mentioned an Etcheberry, a fief located in the parish of Alciette and a vassal of the Kingdom of Navarre.

Garatehegi

The name Garatehegi appears in the forms:

• Garateguia (1350)
• sent jullian et garateheguj (1366)
• la parropie de garatehegi (1413)
• Garatteguy (1518, Titles of Pamplona)
• Garatéhéguy (1708, Regulation of the commander of Irissarry)
• Garateguy (1863)

Garatehegi from Basque means "summit of the high country".

Gastelua

Gastelua appears with the spelling Gastellu in 1863.

Libiéta

Libiéta is a toponym that appears in the forms:

• Libiet (1621, Martin Biscay)
• Libiette (1789)

Ligeta

Ligeta is mentioned in the forms:

• Lagueta (1264)
• Ligueta (1307)
• Liguete (1350), 1366, and 1413).

The origin of this toponym could be the Latin Liger (which was equally likely to be the origin of Loire).

The Lordship of Ahaxe, also called the Lordship of Cize, was allied with the Viscounts of Arbéroue in the 11th century as well as the lordships of Guiche and to the Counts of Biscay.

Ahaxe and Alciette-Bascassan were reunited on 11 June 1842.

Blazon: Quarterly at one and four party per pale Azure with three escallops of Argent and Or with three bars in gules; at two gules with three escallops of Argent and bordure engrailed in Argent; at three Argent with bend engrailed in gules between two escallops gules.

This list is incomplete; you can help by adding missing items. (April 2021)

List of Successive Mayors of Ahaxe-Alciette-Bascassan

From	To	Name	Party
1995	2008	Simone Ithurbide
2008	2026	Jean-Paul Bidart	DVD

The commune belongs to seven inter-communal structures:

• the Communauté d'agglomération du Pays Basque;
• the AEP union of Ahaxe-Lecumberry-Mendive;
• the energy union of Pyrenees-Atlantiques;
• the RPI (Intercommunal Education) union Hergaray;
• the inter-communal union for the development and management of the abattoir of Saint-Jean-Pied-de-Port;
• the joint association for the watershed of the Nive;
• the union to support Basque culture.

Historical population

Year Pop. ±% p.a. 1793 474 —     1800 485 +0.33% 1806 472 −0.45% 1821 460 −0.17% 1831 555 +1.90% 1836 588 +1.16% 1841 930 +9.60% 1846 864 −1.46% 1851 892 +0.64% 1856 830 −1.43% 1861 738 −2.32% 1866 641 −2.78% 1872 674 +0.84% 1876 670 −0.15% 1881 624 −1.41% 1886 614 −0.32% 1891 571 −1.44% 1896 561 −0.35%	Year Pop. ±% p.a. 1901 576 +0.53% 1906 570 −0.21% 1911 545 −0.89% 1921 469 −1.49% 1926 462 −0.30% 1931 440 −0.97% 1936 454 +0.63% 1946 419 −0.80% 1954 368 −1.61% 1962 344 −0.84% 1968 335 −0.44% 1975 307 −1.24% 1982 265 −2.08% 1990 263 −0.09% 1999 320 +2.20% 2007 290 −1.22% 2012 283 −0.49% 2017 274 −0.64%
Graphs are unavailable due to technical issues. There is more info on Phabricator and on MediaWiki.org.
Source: EHESS and INSEE

Economic activity is mainly agricultural. The commune is part of the zone designation of the Ossau-Iraty cheese.

According to the Map of the Seven Basque Provinces published in 1863 by Prince Louis-Lucien Bonaparte, the Basque dialect spoken in Ahaxe-Alciette-Bascassan is eastern low Navarrese.

There is a gaztelu zahar (a prehistoric fortified complex) at a place called Gaztalepo (Ahaxe), located 550 metres above sea level. There is also a lice or a fence surrounding a fortification running at 313 metres above sea level at a place called Gaztelua or Gastellia. These artifacts represent the ancient past of the commune.

There are several buildings, houses, and farms in the commune that are listed as historical monuments. These are:

• Houses and Farms (17th - 19th centuries)
• Kapila House
• Idioinea farm (17th century)
• Gohonetxea farm (17th century)
• Château Saint-Julien (12th century)

A number of churches and sites in the commune have been classified as historical monuments. These are:

• Parish Church of Saint Julien of Antioch (16th century) The cemetery contains a remarkable collection of Hilarri.

• Chapel of Saint-Saveur of Alciette (12th century). The chapel contains several historical objects:
  • Pulpit (17th century)
  • 2 Benches (17th & 18th century)
  • Main Altar, Retable and 4 Candlesticks (17th century)
  • Secondary Altar. Retable, 2 Candlesticks (17th century)
  • Baptismal fonts (17th century)
  • Ceiling (17th century)
  • Statue: Baby Jesus (18th century)
  • Processional Cross (18th century)
  • Cross: Christ on the Cross (17th century)
• Chapel of Saint-Saveur of Alciette (Interior Decor)
• Former benoîterie of Bascassan (18th century).
• Former benoîterie of Bascassan garden.
• Church of Saint-André-de-Bascassan (17th century). The church contains a number of historical objects. These are:
  • 2 Altars, 2 Retables, 2 Paintings, 4 Candlesticks (17th century)
  • Baptismal fonts (17th century)
  • Pulpit (17th century)
  • Processional Cross (18th century)
  • Cross: Christ on the Cross (17th century)
  • Bronze Bell (17th century)
• Church of Saint-André-de-Bascassan (Interior and Cemetery)
• Cemetery Cross of Ahaxe (1827)

• 
  Church of Bascassan
• 
  Benoîterie
• 
  Old Tombs
• 
  Cemetery Cross of Ahaxe
• 
  Church of Saint-Sauveur of Alciette

The commune has a kindergarten.

• Communes of the Pyrénées-Atlantiques department

• Ahaxe-Alciette-Bascassan on Géoportail, National Geographic Institute (IGN) website (in French)
• Ahaxe, Alciette, and Bascassan on the 1750 Cassini Map