wˈɪljəm fɹˈænsɪs spˈɛnsɚ pˈɑːnsɑːnbi, fˈɜːst bˈæɹən də mˈɔːli θˈɜːɾi wˈʌn dʒuːlˈaɪ wˈʌn θˈaʊzənd sˈɛvənhˈʌndɹɪd ˈeɪɾi sˈɛvən sˈɪkstiːn mˈeɪ wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd fˈɪfti fˈaɪv, wʌz ɐn ˈɪŋɡlɪʃ wˈɪɡ pˌɑːlɪtˈɪʃən hˌuː sˈæt ɪnðə hˈaʊs ʌv kˈɑːmənz bᵻtwˌiːn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd twˈɛnti sˈɪks ænd wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd θˈɜːɾi sˈɛvən.
William Francis Spencer Ponsonby, 1st Baron de Mauley (31 July 1787 – 16 May 1855), was an English Whig politician who sat in the House of Commons between 1826 and 1837.