The spelling of the name Ewynn can be traced to its origins in the Welsh language. In IPA phonetic transcription, it is pronounced "eɪ-wɪn". The "eɪ" sound represents the diphthong vowel sound of "ay", while the "w" is pronounced similarly to the English "w" sound. The "ɪ" represents the short "i" vowel sound, and the "n" is pronounced as it is in English. Overall, the spelling of Ewynn corresponds well with its true pronunciation in Welsh.