Kammala wannan jumla: An haife shi a Château de Saint-Cloud a 1845, an kori Yarima Pierre daga Faransa tare da danginsa lokacin da
Juyin juya halin da ya kifar da kakansa, Sarki Louis Philippe I, ya ɓarke a shekara ta 1848. Yarima Pierre yana da farin ciki lokacin yaro a matsayin ɗan gudun hijira a Ingila tare da yawancin sauran membobin gidan Orléans, duk da rashin tabbas na rayuwa a gudun hijira. Mahaifinsa a Ingila ne ya kula da ilimin Yarima Pierre, 'yar uwarsa da' yan uwansa kuma mai koyarwa ne ya shirya shi da farko. A shekara ta 1859 Yarima Pierre da dan uwansa, Yarima Ferdinand, Duke na Alençon, sun tafi Scotland don yin karatu a babbar makarantar Royal High School a Edinburgh.