Rubuta ci gaba don wannan sakin layi - An haifi Mamlok a matsayin Ursula Meyer a Berlin, Jamus, a cikin dangin Yahudawa, kuma ya yi nazarin piano da kuma hadawa tare da Farfesa Gustav Ernest da Emily Weissgerber har sai iyalinta suka gudu daga Nazi Jamus bayan da aka kashe mutane a duk fadin kasar
a shekara ta 1938. Saboda ƙididdigar baƙi na Amurka, dangin sun koma Guayaquil, Ecuador. Ursula ta yi ƙaura zuwa New York City a 1940 don halartar Mannes School of Music, wanda ya ba ta cikakken tallafin karatu bisa ɗayan waƙoƙin ta. Iyayenta suka bi ta a shekara ta 1941. Ta zama 'yar Amurka a shekarar 1945.