hɪz sˈʌn, dʒˈɑːn mˈɪniz θˈoːɹnbɜːɡ, wʌzɐ pɹˈɑːmɪnənt nˈɑːksvɪl lˈɔɪɚ ænd ɹᵻpˈʌblɪkən pˈɑːɹɾi lˈiːdɚ dˈʊɹɹɪŋ ðɪ ˈɜːli twˈɛntiəθ sˈɛntʃɚɹi.
His son, John Minnis Thornburgh, was a prominent Knoxville lawyer and Republican Party leader during the early 20th century.