hɪz nˈeɪm bᵻfˌoːɹ ɐsˈuːmɪŋ ðə swˈiːdɪʃ tˈaɪɾəl ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd tˈɛn wʌz kɹˈɪstʃən ˈɔːɡəst ʌv ʃlˈɛswɪɡhˈɑːlstaɪnsˈɑːndɚbˌɜːɡˈɔːɡəsʔˌn̩bɜːɡ, ɔːɹ kɹˈɪstʃən ˈɔːɡəst ʌv ˈɔːɡəsʔˌn̩bɜːɡ fɔːɹ ʃˈɔːɹt.
His name before assuming the Swedish title in 1810 was Christian August of Schleswig-Holstein-Sonderburg-Augustenburg, or Christian August of Augustenburg for short.