Pavel Sergeevich Aleksandrov's father Sergej Aleksandrovich Aleksandrov was a medical graduate from Moscow University who had decided not to follow an academic career but instead had chosen to use his skills in helping people and so he worked as a general practitioner in Yaroslavskii.
Pavel Sergeevich Aleksandrov's ama Sergej Aleksandrovich Aleksandrov ay isang medikal na nagtapos mula sa Moscow University na nagpasiyang hindi na sundin ng isang academic karera ngunit sa halip ay pinili na gamitin ang kanyang kakayahan sa pagtulong sa mga tao at kaya siya nagtrabaho bilang isang general practitioner sa Yaroslavskii.