The correct spelling of the name "Diana Berrigan" is pronounced as /daɪˈænə bɛrɪɡən/. The name comprises four syllables, with the stress on the first syllable "di". The first vowel sound is "aɪ", followed by a short "æ" sound. The last name "Berrigan" begins with a stressed "bɛ" and ends with a short "ɪ" sound. Correct spelling is essential, especially in personal names, as it represents an individual's identity and helps maintain accurate records.