Simoneau is a French surname that is pronounced as "si-mo-noh." In IPA phonetic transcription, it can be written as /si.mɔ.no/. The first syllable "si" is pronounced as "see" with an "s" sound before it, the second syllable "mo" is pronounced as "moh," and the last syllable "noh" is pronounced as "no" with a silent "h" at the end. The spelling of the word may seem complicated for English speakers, but it follows the phonetic rules of the French language.