Leukhardt is a German surname that is pronounced as [ˈlɔʏkhaɐt]. The first syllable "Leuk" is usually pronounced as "loi-k" as in "loyal". The second syllable "hardt" is pronounced as "haart" as in "heart". In German, the letter "e" after "u" usually creates an umlaut which changes the pronunciation of the vowel. However, in this case, the spelling remains unchanged. This surname has historical significance, and it is still used by many families in Germany.