Kammala jumla mai zuwa: Griffin ɗan Paul Reinhart ne, wanda shi ma ya taka leda a NHL. Babban ɗan'uwan Griffin, Max, Calgary Flames ne suka zaba shi a shekarar 2010 kuma an zabi ƙaramin ɗan'uwansa Sam a matsayin na biyu a cikin
2014 ta Buffalo Sabres.