He married Olga Valerianovna Stolypina (1841–1926), the couple had four children that reached adulthood : • Elizaveta (1864– Berlin 1941) • Lev (1868–1909) • Aleksandr (1870–1937) • Vera (1871– died in the Revolution 1919) Son general Alexandr Nikolajevitch Demidoff, 2nd Prince Lopukhin-Demidov, married in 1904 Natalia Dmitrievna
Naryshkina (1886–1957), daughter of Dimitri Konstantinovich Naryshkin (1853-1918) and Countess Helene von Toll (1855-1931). They moved with their family to Finland after
the Russian 1917 revolution. They owned Anttolanhovi manor near
Mikkeli. They had five sons that reached adulthood: • Nikolai, 3rd Prince Lopukhin-Demidov (
Tsarskoie Selo, 1904 –
New Hampshire, United States 1995), had no issue. • Sergei (
Viipuri, Finland 1906 – Godoy Cruz, Argentina 1995) • Georgi (St. Petersburg 1914 –
Helsinki 1968); married in 1949 Tuovi Maria Wallenius (1918– ). No issue. • Pjotr (St. Petersburg 1916 – 1998) had issue, surnamed
Tammipuu. • Aleksander (Tali,
Wiborg Parish, Finland 1905 –
Turku, Finland 1982). He married in 1953 Aili Dagmar Oksanen (1911–1991). They had one son: Yrjö Onni Johannes, 4th Prince Lopukhin-Demidov (
Helsinki, Finland 23 Apr 1936 – Helsinki 31 Mar 2018); he married in 1974 Anita Maria Levlin (b.
Vaasa Finland 1946). They had two children: • Nikolai Alexander Paul, 5th Prince Lopukhin-Demidov (b. Helsinki 1976) • Natalia Anna Maria (b. Helsinki 1977) ==References==