Meaning and name origin
Alun \a-lun\ as a boy's name is of Welsh origin. An ancient Welsh name, indirectly related to Alan, of which it is now generally taken to be the Welsh equivalent. It is borne by the character Alun of Dyfed in the "Mabinogi". It is also the name of a river and a regional name in Wales, sometimes called Alyn. Alun became popular after it was used as a bardic name by John Blackwell (19th century).
Alun is not a popular first name for males and an equally uncommon surname or last name for all people (2000 U.S. Census).
Displayed below is a comparison of the popularity of the boy name Alun and related names. The only popular variation form ranked in the Top 1000/100 is Alan (#170). (2014 statistics).
Alun is also pronounced similarly to Ailin, Alain, Alann, Alen, Alin, Allan▼, Allen▼, Allin, Allon, Allyn, Aloin, Alon, Aluin, Alwin, Alwyn, Elan, Elon, Ilan, Ilon, Olen▼, Olin▼ and Olyn. Other suggested similar baby names are Alano, Alem, Aluf, Aluino and Arun. These names tend to be more commonly used than Alun.