Pavel Ulitin
Pavel Pavlovich Ulitin( 1918–1986) was a Russian underground writer.
Pavel Alikin
Pavel Pavlovich Alikin( born 6 March 1984) is a Russian professional footballer.
He plays as a centre- back for FC Ufa.
Aurora Pavlovna Demidova
Princess and Countess Aurora Pavlovna Demidova( 2/3 November 1873 in Kiev – 28 June( OS: 16 June) 1904 in Turin) was a Russian noblewoman of the Demidov family.
She was buried in the Russian cemetery( Caucade) of Nice( France).
Demidova was the daughter of Pavel Pavlovich Demidov, 2nd Prince of San Donato, and his second wife, Princess Elena Petrovna Trubetzkaya.
Her father was the son of the Finnish- Swede philanthropist Aurora Karamzin and her Russian husband, Pavel Nikolaievich Demidov.
She married Prince Arsen of Serbia, in Saint Petersburg on 1 May 1892.
They had a son, Prince Paul of Yugoslavia, who later became the Regent of Yugoslavia.
She and Arsen divorced in 1896 because of an adventure of Aurora with a young Baron von Meyendorff.
The fruit of this" adventure" was the birth of twins, Nikolai( 1895- 1933) and Sergei( 1895- 1912).
Nikolai is also buried next to his mother in the russian cemetery( Caucade) of Nice.
She remarried to Count Nicola Giovanni Maria di Noghera( Eboli, 15 June 1875 – Genoa) on 4 November 1897, with whom she had four daughters: Helena Aurora, Alberto, Giovanni e Amedeo di Noghera.
Mariya Meshcherskaya
Mariya Elimovna Meshcherskaya( 1844- 1868), was a Russian lady in waiting.
She is known for her love affair with the future Alexander III of Russia, who attempted to renounce his place as heir to the throne in order to marry her, a plan he was forced to abandon.
She married Pavel Pavlovich Demidov, 2nd Prince of San Donato in 1866.
Semyon Semyonovich Abamelik-Lazarev
Semyon Semyonovich Abamelik-Lazarev, Semen Semenovich Abamelek-Lazarev or Abamelik-Lazaryan (1857 in Moscow – 1916 in Kislovodsk, buried in Saint-Petersburg) was a Russian-Armenian principal, archaeologist and geologist, a member of the Russian Geographical Union, and the honorary supervisor of the Lazarian Seminary in Moscow.
He belonged to the historio-philological faculty of Saint-Petersburg University.
In 1881-1882 he discovered and researched the so-called "Palmirian tariff" inscription listing ancient customs rules, then researched the Jerash Greco-Roman monument in Palestine, publishing the results in two books.
He was also a successful entrepreneur who opened iron factories in the Ural region.
His villa ("Villa Abamelik") in Rome was owned by the Soviet embassy.
He married Princess Maria Pavlovna Demidova (Kiev, 3 February 1877 - Pratolino, 25 July 1955), a daughter of Pavel Pavlovich Demidov, 2nd Prince of San Donato, on 13 May 1897 in Helsinki.
Pavel Pavlenko
Pavel Pavlovich Pavlenko( 20 September 1902 – 9 March 1993) was a Soviet stage and film actor.
Elim Pavlovich Demidov, 3rd Prince of San Donato
Count Elim Pavlovich Demidov, 3rd Prince of San Donato( 6 August( 20 June, per Ferrand) 1868, Hietzing suburb of Vienna – 28 March 1943, Athens) of the Demidov industrial family, was the Russian Empire's last ambassador to Greece, where he and his wife remained in exile and him as White Russian ambassador.
Anatoly Pavlovich Demidov, 4th Prince of San Donato
Count Anatoly( called Anatole) Pavlovich Demidov, 4th Prince of San Donato( San Donato, 31 November OS: 12 November 1874 – Marseille, 27 October 1943) of the Demidov industrial family, was the last Prince and member of his house.
He succeeded his elder half- brother Elim Pavlovich Demidov, 3rd Prince of San Donato in 1943 but died in exile in the same year without male issue.
Pavel Pavlovich Demidov, 2nd Prince of San Donato
Count Pavel Pavlovich Demidov, 2nd Prince of San Donato( 9 October 1839, Frankfurt am Main – 26 January 1885, Pratolino, Florence) was a Russian industrialist, jurist, philanthropist and nobleman of the Demidov family.
Pierre Cambronne
Pierre Jacques Étienne Cambronne, later Pierre, 1st Viscount Cambronne( 26 December 1770 – 29 January 1842), was a general of the First French Empire.
A main strategist of the French Revolutionary Wars and Napoleonic Wars, he was wounded at the Battle of Waterloo.

Question: Are Pavel Pavlovich Demidov, 2Nd Prince Of San Donato and Pierre Cambronne both from the same country?
Answer: no