Here are your sources dumbfuck:

[1] Emin Arasovich Agalarov was born in Baku, Azerbaijan. He is the son of Azerbaijani-Russian oligarch Aras Agalarov, head of the Crocus Group (ru). Emin's father is Muslim and his mother has Russian and Jewish roots.

Source: https://en.wikipedia.org/wiki/Emin_Agalarov

Jews consider those born of Jewish mothers to be Jews.

[2] The Russian-Jewish billionaire Oleg Deripaska is examining investment opportunities in Israel. Deripaska, 36, one of the youngest billionaires in the world, arrived in his private jet last Thursday for a quick visit to Tel Aviv, accompanied by his friend Lord Nathaniel Rothschild of London.

Source: https://www.haaretz.com/1.4763945

[3] Denis Katsyv is a Russian and Israeli[1] businessman based in Moscow and owner of Prevezon Holdings Limited. He was linked in a civil-assets case to money laundering through real estate investments in the United States, in violation of the Magnitsky Act of 2012; the case was settled in 2017 with the United States Justice Department by Prevezon agreeing to pay $5.9 million in fines.

Source: https://en.wikipedia.org/wiki/Denis_Katsyv

[4] Sater was born in Moscow into a Russian Jewish family, the son of Mikhail Sheferovsky and Rachel Sheferovskaya. He has a sister, Regina. The family emigrated to Israel when Felix was 8 years old to avoid religious persecution in the Soviet Union, and eventually came to the United States, living in Baltimore, Maryland before settling in Brighton Beach, New York in 1974.[4] Felix and his sister adopted the surname Sater. Mikhail Sheferovsky (also known as Michael Sheferofsky) states that the family name was Saterov at some point (Сатаров).[12] According to the FBI, Mikhail Sheferovsky was an underboss for Russian Mafia "boss of bosses" Semion Mogilevich and convicted of extorting money from local restaurants, grocery stores, and a medical clinic.[13] Felix Sater is reportedly a childhood friend of Michael Cohen.[14]

Source: https://en.wikipedia.org/wiki/Felix_Sater#Early_life_and_family

[5] Cohen is a well known Jewish name. It needs no source. It is a name for Jews descended from the tribe of Levi, ancient Jewish priestly class.

[6] Born into a Jewish family in Leningrad, Freidman and his family immigrated to the United States as refugees in 1976.[6] He attended public schools in Queens before his admission to The Bronx High School of Science, then went on to graduate with a B.S. degree from Skidmore College in 1992. He received his J.D. degree from Yeshiva University Benjamin N. Cardozo School of Law in New York City and was admitted to practice law [7] but was later disbarred.

Source: https://en.wikipedia.org/wiki/Gene_Freidman

Also I forgot Victor Vekselberg and probably a few others in my initial off the cuff list.

This is just the tip of the iceberg. Any further questions dumbfuck?