ðə sˈɪɾi kˈæɹiz ðə nˈeɪm ʌv hwˈɑːn ɡɹɛɡˈoːɹɪˌoʊ də lˌɑːs hˈiəɹəz, hˈiəɹoʊ ʌvðɪ ˈɑːɹdʒəntˌaɪn wˈɔːɹ ʌv ˌɪndᵻpˈɛndəns ænd ɡˈʌvɚnɚɹ ʌv bwˈeɪnɑːs ˈaɪɹɪz.
The city carries the name of Juan Gregorio de Las Heras, hero of the Argentine War of Independence and governor of Buenos Aires.