"Marshall" shi ne sunan mahaifiyar mahaifiyarsa. Mahaifiyarsa malamin makarantar Baptist ne wanda daga baya ya zama 'yar wasan kwaikwayo; mahaifinsa Methodist ne kuma yana da kasuwancin ƙasa a Edmonton. Wannan kasuwancin ya gaza lokacin da Yaƙin Duniya na Farko ya ɓarke, kuma mahaifin McLuhan ya shiga cikin sojojin Kanada. Bayan shekara guda na sabis, ya kamu da mura kuma ya kasance a Kanada, nesa da layin gaba. Bayan da aka sallame shi daga sojojin a 1915, iyalin McLuhan suka koma Winnipeg, Manitoba, inda Marshall ya girma kuma ya tafi makaranta, ya shiga makarantar Kelvin Technical School a Jami'ar Manitoba a 1928.
Ƙasar Kanada