The spelling of the name "Tom Williamson" can be explained using IPA phonetic transcription. The first syllable "Tom" is pronounced as [tɑm] which starts with a voiceless alveolar plosive /t/ followed by a rounded open-mid back vowel /ɑ/ and ends with a voiced bilabial nasal /m/. The second syllable "Williamson" is pronounced as [ˈwɪljəmsən] which starts with a voiced labio-dental fricative /v/ followed by a mid-front unrounded vowel /ɪ/ and ends with a voiced alveolar nasal /n/.