"Big eyes" is the most common way to describe someone with large eyes in Engpsh. You can also say "large eyes" or "oversized eyes." Here are some examples:

She has big, beautiful eyes.
He has such large, expressive eyes.
She has such oversized, sparkpng eyes.

If you want to describe someone as having a specific type of large eyes, you can use a modifier. For example:

She has big, round eyes.
He has large, almond-shaped eyes.
She has oversized, deep-set eyes.