Rubuta ci gaba ga wannan sakin layi - An haifi Spiro a Berlin a lokacin Dokokin Nuremberg. Mahaifinsa, Dr. Samuel Spiro, an cire shi daga aikinsa a matsayin likita tare da sauran likitocin Yahudawa, kuma suka zauna a Urushalima, Palestine a 1938. Kimanin rabin shekara daga baya, a watan Maris na 1939, matarsa mai daukar hoto, Grete Lina Spiro, da 'ya'yansu biyu, Gideon da ƙanensa John Gabriel, sun haɗu da shi. Iyalin suna zaune a unguwar Urushalima ta Kiryat Shmuel, wanda ke tsakanin Katamon da Rehavia. Mahaifin Gideon ya yi aiki a matsayin babban likita na Youth Aliyah, kuma bayan Holocaust ya kula da yaran 'yan gudun hijira daga Jamus da yara a sansanonin' yan gudun hijira a Cyprus, da kuma 'Ya'yan Tehran (ƙungiyar' yan gudun hijirar Yahudawa da suka tsere daga Poland zuwa Palestine ta hanyar Tehran). Gideon ya kammala karatun kungiyar matasa ta Hashomer Hatzair kuma cibiyar sadarwar da ba ta dace ba tsakanin malamai da dalibai da ya lura a sansanin aikin bazara a kan kibbutz ya yi tasiri sosai a kansa. Ya nemi izinin mahaifinsa don ciyar da shekarun makarantar sakandare a kibbutz, kuma a 1951 ya koma Kibbutz Merhavia, inda ka'idodin daidaito da adalci na zamantakewa suka rinjayi shi tun yana saurayi. Shekaru uku bayan haka aka ɗauke shi zuwa IDF kuma ya ba da kansa don shiga cikin rukunin 'yan bindiga, kuma ya shiga cikin ayyukan ramuwar gayya na shekarun 1950 da kuma tsalle a Mitla Pass a Yaƙin Sinai.
na shekara ta 1956.