dˈiːn mɑːntɡˈɑːmɚɹi sɛptˈɛmbɚ tˈuː, nˈaɪntiːnhˈʌndɹɪd nˈaɪn mˈɑːɹtʃ fˈɪftiːn, nˈaɪntiːnhˈʌndɹɪd nˈaɪnti tˈuː wʌz ɐn ɐmˈɛɹɪkən mˌæθɪmɐtˈɪʃən spˈɛʃəlˌaɪzɪŋ ɪn təpˈɑːlədʒi hˌuː wʌz wˈʌn ʌvðə kəntɹˈɪbjuːɾɚz tə ðə fˈaɪnəl ɹˌɛzəlˈuːʃən ʌv hˈɪlbɚts fˈɪfθ pɹˈɑːbləm ɪnðə nˈaɪntiːnhˈʌndɹɪd fˈɪfti z.
Deane Montgomery (September 2, 1909 – March 15, 1992) was an American mathematician specializing in topology who was one of the contributors to the final resolution of Hilbert's fifth problem in the 1950s.