sˈæmjuːl lˈiːdz ˈælən mˈeɪ fˈaɪv, wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd fˈoːɹɾi wˈʌn mˈɑːɹtʃ twˈɛnti ˈeɪt, nˈaɪntiːnhˈʌndɹɪd ˈeɪtiːn wʌzðə fˈaʊndɚɹ ʌv ˈɛs.ˈɛl. ˈælən ænd kˈʌmpəni ɪn fɪlɐdˈɛlfiə.
Samuel Leeds Allen (May 5, 1841 – March 28, 1918) was the founder of S.L. Allen & Company in Philadelphia.