I whanau a Ralph Steinman i roto i te whanau Hurai Ashkenazi i Montreal, tetahi o nga tamariki e wha o Irving Steinman (d. 1995), he kaihokohoko, me Nettie Steinman (née Takefman, 1917<unk>2016). I neke wawe te whanau ki Sherbrooke, i whakatuwherahia e te papa he toa kakahu iti "Mozart's". I muri i tana tohu i te Kura Tuarua o Sherbrooke, ka hoki a Steinman ki Montreal i noho ai ia ki ona tupuna whaea a Nathan raua ko Eva Takefman. I whiwhi ia i te tohu Bachelor of Science mai i te Whare Wananga o McGill, ka whiwhi i tana M.D. (magna cum laude) i te 1968 mai i te Kura Hauora o Harvard. I whakaotihia e ia tana whakangungu me te noho ki Massachusetts General Hospital. Patai: I haere a Steinman ki te kura tuarua?
Te Kura Tuarua o Sherbrooke