How do you say Ashley in greek?

There isn't a direct Greek equivalent of the name Ashley. Greek names generally have different origins and sounds. To give a Greek-sounding name that's similar in feel, you could consider names like:

* Ασπασία (Aspasia): This is a classic Greek name, meaning "beloved," and has a similar elegance to Ashley.

Ultimately, the best "Greek" version depends on what qualities of Ashley you want to capture (e.g., sound, meaning). There's no single perfect translation.