Eirwyn is a masculine given name.

Origin and meaning Eirwyn is a Welsh masculine given name meaning "white/blessed snow" and derives from the Welsh words "Eira" (snow) and "Gwyn" (white, fair or blessed).

Notable people Eirwyn George (1936–2026), Welsh poet, writer and author (1922–1994), Welsh carpenter, entertainer and nationalist (known as Eirwyn Pontshân or Pontsian) David Eirwyn Morgan (1918–1982), Welsh minister, journalist and nationalist politician John "Shôn" Eirwyn Ffowcs Williams (1935–2020), Welsh Professor of Engineering and Master of Emmanuel College, Cambridge

Eurwyn A variant is Eurwyn (; ) meaning "white/blessed gold" deriving from the Welsh words "Aur" (gold) and "Gwyn" (white, fair, blessed).

Notable people with this name include: Eurwyn Wiliam, Welsh curator and author

See also Eirwen (feminine form) Euryn Euryn (given name)

References