Sergey Protosenya
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Since the beginning of 2022, numerous Russia-related people, particularly businessmen and officials, have died under what some sources suggest were suspicious circumstances. Incidents include individuals who have suspiciously fallen out of windows, killed themselves, and died unexpectedly in accidents.


Analysis

On 3 June 2022 the Dutch NOS news network described the phenomenon as "a grim series of Russian billionaires, many from the oil and gas industries, who have been found dead under unusual circumstances since early this year. The first was on 30 January, when 60-year-old Leonid Shulman, transport chief for Russian energy giant
Gazprom PJSC Gazprom ( rus, Газпром, , ɡɐsˈprom) is a Russian State-owned enterprise, majority state-owned multinational Energy industry, energy corporation headquartered in the Lakhta Center in Saint Petersburg. The Gazprom name is a contract ...
, was found dead in the bathroom of his country house in the Leningrad region. Beside his body was a suicide note." On 6 July 2022,
CNN Portugal Cable News Network Portugal, also known as CNN Portugal and abbreviated as CNN PT, is a Portugal, Portuguese cable television, basic cable and satellite television news television channel, channel owned by Media Capital. It was launched on 26 Feb ...
described the group as "millionaires with direct or indirect links to the Kremlin found dead in a mystery scenario since the beginning of the year". It referred to a previous investigation by ''
USA Today ''USA Today'' (often stylized in all caps) is an American daily middle-market newspaper and news broadcasting company. Founded by Al Neuharth in 1980 and launched on September 14, 1982, the newspaper operates from Gannett's corporate headq ...
'', which concluded that "38 Russian businessmen and oligarchs close to the Kremlin died in mysterious or suspicious circumstances between 2014 and 2017." The phenomenon has been called "sudden Russian death syndrome" or "sudden oligarch death syndrome", a play on
sudden arrhythmic death syndrome Sudden arrhythmic death syndrome (SADS) is a sudden unexpected death of adolescents and adults caused by a cardiac arrest. However, the exact cause of the cardiac arrest, and thus the exact cause of death, is unknown. These deaths occur mainly ...
. A number of them died by falling from heights, including possible
defenestration Defenestration (from Neo-Latin ) is the act of throwing someone or something out of a window. The term was coined around the time of an incident in Prague Castle in the year 1618 which became the spark that started the Thirty Years' War. This ...
s. Some commentators ruled out suicides or poor health. Other commentators, including Fiona Hill and
Mark Galeotti Mark Galeotti (born October 1965) is a British historian, lecturer and writer on transnational crime and Russian security affairs and director of the consultancy Mayak Intelligence. He is an honorary professor at the UCL School of Slavonic and Ea ...
, are skeptical of such conspiracies. They point out the deaths are not necessarily all connected, and that it is far more likely some really are suicides, and some could be killings by competing influential clans to wipe out competitors without a centralized Kremlin effort. The suicide rate in Russia is the third-highest in the world, and similar trends have been noted in 2020 about doctors who have treated
COVID-19 Coronavirus disease 2019 (COVID-19) is a contagious disease caused by the coronavirus SARS-CoV-2. In January 2020, the disease spread worldwide, resulting in the COVID-19 pandemic. The symptoms of COVID‑19 can vary but often include fever ...
patients falling from high windows. Suicides could be further increased especially in the Russian business community due to substantial pressure from the war in Ukraine and international sanctions.


Calls for further investigations

Friends and families of the deceased Russian businessmen generally found it "unthinkable" that they killed themselves – and in some cases also their wives and children – and have demanded an independent investigation into the mysterious deaths. , the Ukrainian-born ex-vice-chairman of
Gazprombank Gazprombank (), or GPB (JSC), is a private-owned Russian bank, the third largest bank in the country by assets. Since November 2014, Nikolai Shamalov#Yuri Shamalov, Yuri Shamalov's Gazfond is its largest shareholder. Gazprombank is one of the m ...
, who left Russia during the outbreak of the
2022 Russian invasion of Ukraine On 24 February 2022, , starting the largest and deadliest war in Europe since World War II, in a major escalation of the Russo-Ukrainian War, conflict between the two countries which began in 2014. The fighting has caused hundreds of thou ...
and joined the
Freedom of Russia Legion The Freedom of Russia Legion (FRL, ; ; abbr. ''ЛСР'', ''LSR''), also called the Free Russia Legion, is a Ukrainian-based Paramilitary, paramilitary unit of Russian citizens, which Opposition to Vladimir Putin in Russia, opposes the Russia u ...
, said in an interview with '' The Insider'' that he thought that his former colleague Vladislav Avayev's alleged murder of his family and subsequent suicide had been staged: "Why? That is difficult to say. Perhaps he knew something and posed some kind of danger." Likewise, Sergey Protosenya's son, who was not in Spain when his parents and sister were found dead in
Lloret de Mar Lloret de Mar (; ) is a Mediterranean Sea, Mediterranean coastal town in Catalonia, Spain. It is south of Girona and northeast of Barcelona. With a population of 38,402 in 2021, it is the second largest town in the Selva (comarca), Selva comarc ...
, stated his father was not the perpetrator ("my father is not a murderer"), but that his parents and sister were murdered by someone else. Protosenya was the former CEO of gas giant
Novatek Novatek (, , ) is Russia's second-largest natural gas producer (behind Gazprom), and the seventh-largest publicly traded company globally by natural gas production volume. The company was originally known as OAO FIK Novafininvest. Novatek is bas ...
, which published a statement saying he was "a real family man", and called on the Spanish authorities to conduct a thorough and impartial investigation. Businessman and critic of the Russian federal government
Bill Browder Sir William Felix Browder, (born 23 April 1964) is an American-born English financier and political activist. He is the CEO and co-founder of Hermitage Capital Management, the investment advisor to the Hermitage Fund, which was formerly the l ...
has opined that Putin is personally ordering executions of influential business leaders in critical sectors whom he feels will not be yes-men and intimidates their successors with threats of death or violence. In Russian ''mokroye delo'' or “wet work” is the name given to the business of assassination with people told to commit suicide or they and their families will receive a visitation. According to an investigative report by ''
Novaya Gazeta ''Novaya Gazeta'' (, ) is an independent Russian newspaper. It is known for its critical and investigative coverage of Russian political and social affairs, the Chechen wars, corruption among the ruling elite, and increasing authoritarianism i ...
'', some of the deaths may be connected to large scale accounting fraud by Gazprom executives, who may have funneled money to a network of businesses owned by friends and family members with ties to the FSB and Russian military.


Suspicious deaths


2022


2023


2024


2025


See also

* Russian military commissariats attacks * Russian mystery fires (2022–present) * 2023 Wagner Group rebellion *
2023 Wagner Group plane crash On 23 August 2023, an Embraer Legacy 600 business jet with ten people on board crashed near Kuzhenkino in Tver Oblast, approximately north of its departure point in Moscow. Among the victims were Yevgeny Prigozhin, Dmitry Utkin and Valery ...
*
List of journalists killed in Russia The Media freedom in Russia#Assaults on journalists, dangers to journalists in Russia have been known since the early 1990s but concern over the number of unsolved killings soared after Assassination of Anna Politkovskaya, Anna Politkovskaya's mu ...
*
List of Russian generals killed during the Russian invasion of Ukraine A number of Russian general officers have been killed in action, killed during the Russian invasion of Ukraine. As of 25 April 2025, Russian sources have confirmed eleven deaths. This has been attributed to Russian Senior officer, senior commande ...
* List of Soviet assassinations * List of Russian assassinations * Political prisoners in Russia * Poison laboratory of the Soviet secret services *
Russian apartment bombings In September 1999, a series of explosions hit four apartment blocks in the Russian cities of Buynaksk, Moscow, and Volgodonsk, killing more than 300, injuring more than 1,000, and spreading a wave of fear across the country. The bombings, toget ...
;Assassinations and assassination attempts *
Assassination attempts on Volodymyr Zelenskyy According to Ukrainian government officials and news sources, President of Ukraine Volodymyr Zelenskyy has survived a number of assassination and kidnapping attempts by Russian or pro-Russian agents during the Russian invasion of Ukraine. Back ...
*
Assassination of Anna Politkovskaya On 7 October 2006, Russian journalist, writer and human rights in Russia, human rights activist Anna Politkovskaya was shot dead in the elevator of her apartment block in central Moscow. She was known for her opposition to the Second Chechen War ...
(7 October 2006) *
Poisoning of Alexander Litvinenko Alexander Litvinenko was an officer of the Russian Federal Security Service (FSB) and its predecessor, the KGB, until he left the service and fled the country in late 2000. In 1998, Litvinenko and several other Russian intelligence officers sa ...
(1 November 2006) * Murder of Yuriy Chervochkin (22 November 2007) *
Assassination of Boris Nemtsov On 27 February 2015, Boris Nemtsov, a Russian politician opposed to the government of Vladimir Putin, was assassinated as he crossed the Bolshoy Moskvoretsky Bridge in central Moscow at 23:31 local time. An unknown assailant fired seven or eight s ...
(27 February 2015) * Assassination of Pavel Sheremet (20 July 2016) * Shooting of Denis Voronenkov (23 March 2017) * Assassination of Maksym Shapoval (27 June 2017) *
Poisoning of Sergei and Yulia Skripal The poisoning of Sergei and Yulia Skripal, also known as the Salisbury poisoning, was a botched assassination attempt to poison Sergei Skripal, a former Russian military officer and double agent for the British intelligence agencies in the cit ...
(4 March 2018) * Poisoning of Pyotr Verzilov (12 September 2018) *
Poisoning of Alexei Navalny On 20 August 2020, Russian opposition leader and anti-corruption activist Alexei Navalny was poisoned with the Novichok agent, Novichok nerve agent and as a result, he was hospitalized in serious condition. During a flight from Tomsk to Moscow, ...
(20 August 2020)


References


External links

*
Every Russian Official Who Has Died Since Putin Invaded Ukraine—Full List
by Giulia Carbonaro, in ''
Newsweek ''Newsweek'' is an American weekly news magazine based in New York City. Founded as a weekly print magazine in 1933, it was widely distributed during the 20th century and has had many notable editors-in-chief. It is currently co-owned by Dev P ...
'' (2022-04-22) * {{Russian invasion of Ukraine, Reactions 2022 in Russia 2023 in Russia 2024 in Russia Lists of deaths in 2022 Lists of deaths in 2023 Lists of deaths in 2024 Unsolved murders in Russia Events affected by the Russian invasion of Ukraine Unsolved deaths in Russia Assassinated businesspeople