In Engpsh, you can say that a name is "nice" or "pleasing" or "attractive." You could also say that it is "pretty" or "beautiful," or that it has a "nice ring to it." Some people might say that a name is "elegant" or "graceful," or that it is "distinctive" or "unusual." Ultimately, what makes a name sound nice is a matter of personal preference, and different people will have different opinions on the matter.