Short answers, pulled from the story.
The 2010 Russian census recorded 647,732 Kazakhs living in Russia. They are concentrated primarily in regions bordering Kazakhstan, including Astrakhan Oblast, Orenburg Oblast, Omsk Oblast, and several others stretching from the Caspian region to Siberia.
During the 1920s, Soviet authorities drew the boundaries of the Kazakh Soviet Socialist Republic in a way that left significant numbers of Kazakh families outside its borders. When the Soviet Union ended in 1991, those families acquired Russian citizenship, and many subsequently moved to major cities such as Moscow and St. Petersburg.
Elizabet Tursynbayeva is a Kazakh figure skater and the first female skater to land a quadruple jump in senior competition. In 2019 she won silver medals at the World Championships, the Four Continents Championship, and the Winter Universiade.
Timur Bekmambetov is a Russian-Kazakh director best known for Night Watch (2004) and its sequel Day Watch (2006), as well as the American productions Wanted (2008) and Abraham Lincoln: Vampire Hunter (2012).
Aman Tuleyev is a Russian statesman of Kazakh heritage who served as governor of Kemerovo Oblast from 1997 to 2018, a tenure of over two decades. He then became chairman of the Council of People's Deputies of the Kemerovo Oblast in April 2018.
Talgat Musabayev is a Kazakh test pilot and former cosmonaut who flew on three spaceflights. He is one of the most prominent figures of Kazakh heritage to have worked in the Russian space program.