Temperton is a surname that is spelled using the English alphabet. The first syllable "tem" is pronounced as /tɛm/ with a short "e" sound followed by an "m" sound. The second syllable "per" is pronounced as /pɜr/ with a short "e" sound followed by an "r" sound. The final syllable "ton" is pronounced as /tʌn/ with a short "u" sound followed by an "n" sound. Thus, the correct spelling of this surname is "Temperton."