Samhain The night of 31 October—Halloween—is "Oíche Shamhna" (Irish), "Oidhche Shamhna" (Scottish Gaelic) and "Oie Houney" (Manx), meaning "Samhain night". The day of 1 November, or the whole festival, may be called "Lá Samhna" (Irish), "Là Samhna" (Scottish Gaelic) and "Laa Houney" (Manx), meaning "Samhain day". These names all come from the Old Irish "Samain" or "Samuin" , the name for the festival held on 1 November in medieval Ireland. This comes from Proto-Indo-European "*semo-" ("summer"). One suggestion is that the name means "summer's end", from "sam" ("summer") and "fuin" ("end"), but this may be a folk etymology. In 1907, Whitley
Samhain for example the Brythonic Calan Gaeaf (in Wales), Kalan Gwav (in Cornwall), and Kalan Goañv (in Brittany), both Celtic branches are roughly as old as each other. Samhain is believed to have Celtic pagan origins and there is evidence it has been an important date since ancient times. Some Neolithic passage tombs in Ireland are aligned with the sunrise around the time of Samhain. It is mentioned in some of the earliest Irish literature and many important events in Irish mythology happen or begin on Samhain. It was the time when cattle were brought back down from the summer pastures