The spelling of "Denise Johns" can be explained through International Phonetic Alphabet (IPA) transcription. "Denise" is commonly pronounced as /dəˈniːz/, with the symbol "ə" representing the schwa sound in the first syllable. "Johns" is pronounced as /dʒɒns/, with the symbol "ʒ" representing the "j" sound and "ɒ" representing the "o" sound in British English. Together, "Denise Johns" is spelled as d-e-n-i-s-e, space, j-o-h-n-s. It is important to practice proper spelling and pronunciation of names to show respect and avoid confusion.