Surname Ellwin (Ellwin 
) , in the world, is a very rare cognomen. The last name Ellwin is habitual in Germany, where it is an extremely rare surname, the United States, and the United Kingdom. More frequently, Ellwin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ellwin | Germany, Philippines, United States, South Africa, India |