Peter II Alexeyevich (1715-1730), the only son of Tsarevich Alexei Petrovich (1690-1718) and Princess Charlotte of Brunswick-Lüneburg (1694-1715) and the only male-line grandson of Peter I (1672-1725) and his first wife Eudoxia Lopukhina (1669-1731). He succeeded the throne after Catherine I, Peter I’s second wife, in 1727 and was Emperor of Russia until his death of smallpox.
After Catherine I’s death, her daughter Elizabeth Petrovna, the future Empress of Russia, inherited Tsarskoe Selo and expanded the palace and park.