Ralph Macchio is a proper name and surname commonly pronounced as two separate words, with emphasis on the first syllable of Ralph and the first syllable of Macchio. It refers to the actor known for his role in The Karate Kid. The pronunciation centers on the clustering of /ɹɔːf/ or /rælf/ and /ˈmæk.ioʊ/ with stress on the first and second name's first syllable, respectively.
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