How Do You Spell KIEFFNER?
Pronunciation: [kˈiːfnə] (IPA) 
The spelling of the surname "Kieffner" can be explained using the International Phonetic Alphabet (IPA) as /kiːfnər/. The first syllable contains the long "ee" sound, followed by the "f" sound and the "n" sound in the second syllable. The final syllable ends with an "-er" sound. The name likely originated in Germany, where it was spelled "Kiefner." Over time, the spelling may have evolved to include an additional "f" and change the vowel sound in the first syllable.
