dʒˈeɪkəb ˈɜːskaɪn mˈeɪɚ bˈɔːɹn dʒˈeɪmz ˈɜːskaɪn mˈeɪɚ, dʒˈænjuːˌɛɹi sˈɪkstiːn, wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd ˈeɪɾi nˈaɪn mˈɑːɹtʃ tˈɛn, nˈaɪntiːnhˈʌndɹɪd fˈɪfti sˈɛvən wʌz ɐn ɐmˈɛɹɪkən bˈeɪsbɔːl plˈeɪɚ hˌuː plˈeɪd fɔːɹ θɹˈiː dˈɪfɹənt mˈeɪdʒɚ lˈiːɡ bˈeɪsbɔːl tˈiːmz dˈʊɹɹɪŋ ðə nˈaɪntiːnhˈʌndɹɪd tˈɛn z.
Jacob Erskine Mayer (born James Erskine Mayer, January 16, 1889 – March 10, 1957) was an American baseball player who played for three different Major League Baseball teams during the 1910s.