I whanau a Nicholson i te Paenga-whāwhā 22, 1937, i Neptune City, New Jersey, te tama a te wahine whakaari, a June Frances Nicholson (te ingoa o te wahanga a June Nilson). Ko te whaea o Nicholson he uri o Irish, Ingarihi, me Tiamana. I marenatia ia ki te kaiwhakaari Itari-Amerika a Donald Furcillo (te ingoa o te wahanga a Donald Rose) i te tau 1936, i mua i tana mohio kua marenatia ia. I kii te kaituhi o te koiora a Patrick McGilligan i roto i tana pukapuka a Jack's Life ko Eddie King (i whanau i Latvia a Edgar A. Kirschfeld), te kaiwhakahaere a June, pea ko te papa koiora o Nicholson, kaua ko Furcillo. Ko etahi atu puna i kii ko June Nicholson kaore i te mohio ko wai te papa. I te mea e tekau ma whitu noa nga tau o June, kaore ano kia marenatia, i whakaae ona maatua ki te whakatipu i a Nicholson i te kura tuarua me te kore e whakaatu i tona matua pono, ko tana tuahine a June Lorraine. I
te wahine whakaari