The spelling of "Greg Evans" is fairly straight-forward. It begins with the voiced velar fricative /ɡ/ followed by the rhotic consonant /r/. The first syllable ends with the pure vowel /ɛ/. The second syllable begins with the voiced alveolar fricative /v/ and ends with the unvoiced alveolar plosive /t/. So, the IPA phonetic transcription for "Greg Evans" is /ɡrɛɡ ˈɛvənz/.
The word Greg Evans does not have an etymology as it is a proper noun. It is a combination of the first name Greg and the surname Evans, which are both of English origin. The name Greg is derived from the Greek name Gregorios, meaning watchful or vigilant. The surname Evans is derived from the Welsh name Ifan, a variant of John, ultimately originating from the Hebrew name Yochanan, meaning Yahweh is gracious.