The spelling of the name "Raybourne" can be explained using IPA phonetic transcription as /reɪbɔːn/. The first syllable is pronounced with the "ay" diphthong sound (IPA /eɪ/), followed by the "b" consonant and the "aw" vowel sound (IPA /ɔː/) in the second syllable. The final syllable is pronounced with the "n" consonant sound (IPA /n/). The spelling of the name adheres to English phonetic principles, with each letter representing a sound in the pronunciation.