Eochaid or Eochaidh (earlier Eochu or Eocho, sometimes Anglicised as Eochy, Achaius or Haughey) is a popular medieval Irish and Scottish Gaelic name deriving from Old Irish ech, horse, borne by a variety of historical and legendary figures.

Variations

List

• Eochaid mac Eirc, mythological king of the Fir Bolg in the 16th or 20th century BC
• Eochaid Ollathair, also known as The Dagda, mythical king of the Tuatha Dé Danann, said to have ruled Ireland in the 15th or 18th century BC
• Eochaid Faebar Glas, legendary High King of Ireland of the 13th or 15th century BC
• Eochaid Étgudach, legendary High King of Ireland of the 12th or 15th century BC
• Eochaid Mumho, legendary High King of Ireland of the 12th or 15th century BC
• Eochaid Apthach, legendary High King of Ireland of the 9th or 10th century BC
• Eochaid Uaircheas, legendary High King of Ireland of the 8th or 9th century BC
• Eochaid Fiadmuine, legendary High King of Ireland of the 8th or 9th century BC
• Eochaid mac Ailella, legendary High King of Ireland of the 6th or 8th century BC
• Eochaid Ailtleathan, legendary High King of Ireland of the 3rd or 5th century BC
• Eochu Feidlech, legendary High King of Ireland of the 1st or 2nd century BC
• Eochaid Airem, legendary High King of Ireland of the 1st or 2nd century BC
• Eochaid Gonnat, legendary High King of Ireland of the 3rd century AD
• Eochaid Mugmedon, semi-historical High King of Ireland of the 4th century AD
• Eochaid Iarlaithe (died 666), king of the Cruthin or Dál nAraidi in Ireland
• Eochaid Buide, historical king of Dál Riata in the 7th century AD
• Eochaid mac Domangairt, historical king of Dál Riata in the 7th century AD
• Eochaid mac Echdach, historical king of Dál Riata in the 8th century AD
• Eochaid mac Áeda Find, spurious king of Dál Riata in the 8th century AD
• Eochaid, son of Rhun, historical king of Strathclyde (or perhaps of the Picts) in the 9th century AD
• Eochaid Muinremuir, father of Erc of Dalriada and grandfather of Fergus Mór
• Dallan Forgaill, Eochaid Dallan Forgall, Saint and Poet 530 - 598

Two legendary Irish High Kings were called Rothechtaid, which appears to mean "Eochaid's wheels"

Fiction

• The name Eochaid was used by Rutland Boughton for the king in his opera The Immortal Hour in 1914
• In the 2022 video game Elden Ring, "Eochaid" is a mentioned location and former home of the character "Elemer of the Briar". A collectable weapon "Regalia of Eochaid" also hails from the fictitious domain