- Origin: Welsh
- Meaning: “holy silver; white silver.”
- Gender: feminine
- Pronounciation: (AH-ree-AHN-wen)
The name is composed of the Welsh elements, arian (silver) but in modern Welsh has taken on the meaning of “cash; money; finances; valuables,” and gwen (white, holy) and gwyn (white, holy).
This is recorded as the name of an 5th-century Welsh saint, one of the daughters of St. Brychan.
The name is borne by Australian actress, Arianwen Parkes-Lockwood (b.1987).