Ka cika wannan magana: Max ne ɗan fari cikin 'ya'ya uku na Paul da Theresa Reinhart. 'Yan uwansa matasa ma suna wasan hockey: Griffin ya kasance zagaye na farko na zagaye na New York Islanders a
2012, kuma ƙaramin ɗan'uwan Sam yana wasa da Buffalo Sabres wanda suka tsara a cikin 2014 NHL Entry Draft. 'Yan'uwan nan uku sun yi wasa tare da juna a duk lokacin da suka fara aiki, kamar yadda Sam ya kasance abokin aiki na Max a Kootenay's Championship Team yayin da biyu suka yi adawa da Griffin, wanda ya kasance memba na Edmonton Oil Kings. Reinhart shine kadai daga cikin 'yan uwan da ba a zaba su a zagaye na farko na NHL Entry Draft ba.