Aneurin

Aneurin may refer to:


 * Aneurin, an alternative name for thiamine (vitamin B1)


 * Aneurin Barnard (born 1987), Welsh actor
 * Aneurin Bevan (1897–1960), Welsh politician
 * Aneurin Hughes (1937–2020), British diplomat
 * Aneurin Jones (1930–2017), Welsh artist