bˈɔːɹn ɪn mˈuːs dʒˈɔː, sˈæskɐtʃˌuːən, sˈɑːnmɚz fˈæmɪli mˈuːvd tə hˈæməltən, ɑːntˈæɹɪˌoʊ, wˌɛɹ hiː plˈeɪd ˌɔn mˌʌltɪpəl skˈuːl tˈiːmz, plˈeɪɪŋ pˈɔɪnt ɡˈɑːɹd ɪn bˈæskɪtbˌɔːl, kwˈɔːɹɾɚbˌæk ɪn fˈʊtbɔːl ænd lˈɛft wˈɪŋ ɪn hˈɑːki, æz wˈɛl æz pˈɪtʃɪŋ ɪn sˈɛmaɪpɹˈoʊ bˈeɪsbɔːl.
Born in Moose Jaw, Saskatchewan, Sonmor's family moved to Hamilton, Ontario, where he played on multiple school teams, playing point guard in basketball, quarterback in football and left wing in hockey, as well as pitching in semi-pro baseball.