Mathieson is a surname pronounced with four syllables, tilting towards the third syllable. It is spelled using the International Phonetic Alphabet (IPA) as [məˈθaɪsn̩]. The first syllable, "ma", rhymes with "ha" or "la". The "th" in the second syllable is pronounced with a voiceless dental fricative. The third syllable, "ie", sounds like the letters "eye". The fourth syllable, "son", is pronounced like the word "sun". The name is of Scottish origin and is associated with professions like carpentry and metalworking.
The word "Mathieson" is a Scottish surname of Gaelic origin. It is derived from the Gaelic name "Mac Mhathghamhna", meaning "son of the bear". The name "Mathieson" is a variation or Anglicization of this Gaelic name.