The spelling of the name Sheahan is not intuitive, but it is pronounced as /ʃiːhən/. The first syllable is pronounced like "shee," as in the word sheep. The second syllable is pronounced as "huh," as in the exclamation of confusion. The final syllable is pronounced like "en," as in the word pen. For those unfamiliar with the name, the uncommon spelling may lead to mispronunciations, but the phonetic transcription can help in giving an accurate pronunciation.