ɡɹˈænd mˈɑːɹʃəl hwˈɑːn ɡɹɛɡˈoːɹɪˌoʊ də lˌɑːs hˈiəɹəz dʒuːlˈaɪ ɪlˈɛvən, wˈʌn θˈaʊzənd sˈɛvənhˈʌndɹɪd ˈeɪɾi fˈɛbɹuːˌɛɹi fˈɪftiːn, wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd sˈɪksti sˈɪks wʌz ɐn ˈɑːɹdʒəntˌaɪn sˈoʊldʒɚ hˌuː tˈʊk pˈɑːɹt ɪnðə spˈænɪʃ ɐmˈɛɹɪkən wˈɔːɹz ʌv ˌɪndᵻpˈɛndəns ænd wʌz ˈɔːlsoʊ ɐ ɡˈʌvɚnɚɹ ʌvðə pɹˈɑːvɪns ʌv bwˈeɪnɑːs ˈaɪɹɪz.
Grand Marshal Juan Gregorio de las Heras (July 11, 1780 – February 15, 1866) was an Argentine soldier who took part in the Spanish American wars of independence and was also a governor of the province of Buenos Aires.