sˌɜː ɹˈɑːbɚt wˈɪljəmz, fˈɜːst bˈæɹənˌɛt,  twˈɛnti wˈʌn dʒˈænjuːˌɛɹi wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd sˈɪksti twˈɛnti fˈaɪv ˈeɪpɹəl nˈaɪntiːnhˈʌndɹɪd θˈɜːɾi ˈeɪt wʌzɐ skˈɑːɾɪʃ mˈaɪnɪŋ ˌɛndʒɪnˈɪɹ, paɪənˈɪɹɪŋ ɛksplˈoːɹɚɹ ʌv ˈæfɹɪkə, ˌɑːntɹɪpɹənˈʊɹ, ænd ɹˈeɪlɹoʊd dɪvˈɛləpɚ hˌuː wʌz tʃˈiːfli ɹᵻspˈɑːnsᵻbəl fɚðə dɪskˈʌvɚɹi ʌvðə vˈæst kˈɑːpɚ dᵻpˈɑːzɪts ɪn kætˈæŋɡə pɹˈɑːvɪns nˈaʊ ɪŋkˈoːɹpɚɹˌeɪɾᵻd ɪnðə dˌɛməkɹˈæɾɪk ɹᵻpˈʌblɪk ʌv kˈɑːŋɡoʊ ænd nˈɔːɹðɚn ɹoʊdˈiːʒə nˈaʊ zˈæmbiə.
Sir Robert Williams, 1st Baronet,  (21 January 1860 – 25 April 1938) was a Scottish mining engineer, pioneering explorer of Africa, entrepreneur, and railroad developer who was chiefly responsible for the discovery of the vast copper deposits in Katanga Province (now incorporated in the Democratic Republic of Congo) and Northern Rhodesia (now Zambia).