Comyn-Platt attended Parrs Wood High School in East Didsbury along with fellow footballers Danny Webber, Carlos Roca and Lewis Montrose.
kəmˈɪnplˈæt ɐtˈɛndᵻd pˈɑːɹz wˈʊd hˈaɪ skˈuːl ɪn ˈiːst dˈɪdsbɛɹi ɐlˈɔŋ wɪð fˈɛloʊ fˈʊtbɔːlɚz dˈæni wˈɛbɚ, kˈɑːɹloʊz ɹˈoʊkə ænd lˈuːɪs mˈɔntɹoʊz.