Title: Levan Gruzinsky
Content:  Levan, son of Bakar (ლევან ბაქარის ძე) or Leon Bakarovich Gruzinsky (Леон Бакарович Грузинский) (6 September 1728 &ndash; 23 June 1763) was a Georgian prince of the Mukhrani branch of the royal Bagrationi dynasty. In Russia he bore the surname of Gruzinsky.
Title: Levan Gruzinsky
Content: Iakob Gruzinsky ; Dimitri Bagration-Gruzinsky ; Leon Bagration-Gruzinsky ; Alexander Bagration-Gruzinsky ; Marta Bagration-Gruzinsky ; Daria Bagration-Gruzinsky ; Maria Bagration-Gruzinsky ; Sofia Bagration-Gruzinsky ; Anastasia Bagration-Gruzinsky In 1752 Levan married Princess Aleksandra Yakovlevna Sibirsky (1728-1793), whose grandmother was sister of the Tsaritsa of Russia Agafya Grushetskaya. After the marriage Prince Levan moved to the village of Brynkovo, a dowry of his wife. Prince Levan lived 13 years in marriage and left a widowed 35-year-old wife. The couple had nine children, of whom, Princess Anna married Alexander Dadiani of the Georgian noble House of Dadiani. The children of Prince Levan with Princess Aleksandra Sibirsky were:  The 19th-century artist Pyotr Gruzinsky was Levan's descendant through his son, Iakob. He was the last direct male descendant of King Vakhtang VI of Kartli and the last in the Gruzinsky line.
Title: Levan Gruzinsky
Content:  Prince Levan was the son of Prince Bakar of Kartli who had followed his father Vakhtang VI of Kartli, the king of Kartli, into exile to Russia in 1724. Levan was educated at the University of Moscow and, beyond Georgian and Russian, commanded Latin, French, and German languages. Like many of his family members and relatives, he then pursued a military career. He served in the elite Izmaylovsky Regiment, attaining to the rank of second major of the Imperial Russian Army. Levan was keenly interested in history and authored one of the first Georgian textbooks in world history, outlining the history of about 50 countries and peoples. Prince Levan died on 23 June 1763. He was buried at the Donskoy Monastery in Moscow.
Title: Iakob Gruzinsky
Content: Demetre ; Nikoloz (1783-1861) ; Petre (1785-1812) ; Aleksandra (1787-1853) ; Iakob (1793-1866) ; Sergo (1795-1880) ; Vera (1801-1860) ; Aleksandre (1802-1828) Prince Iakob Levanis Dze Bagration-Gruzinsky (იაკობ ლევანის ძე ბაგრატიონი გრუზინსკი) (1757-1835) was a Georgian royal prince (batonishvili) of Bagrationi dynasty. He was son of Levan Gruzinsky. Prince Iakob married Princess Vera Petrovna Urusova (1765-1835) and had 8 children:
Title: Pyotr Nikolayevich Gruzinsky
Content:  Prince Pyotr Nikolayevich Gruzinsky (პეტრე ნიკოლოზის ძე გრუზინსკი; Пётр Николаевич Грузинский; literally "Peter of Georgia"; 1837&ndash;1892) was a Georgian royal prince (batonishvili) from the House of Mukhrani of the royal Bagrationi dynasty. Pyotr painted landscapes and genre paintings, and was also known for his paintings of battle scenes from the Caucasus War. He was the son of Prince Nikoloz Gruzinsky and a scion of the Mukhrani-Gruzinsky branch of the Bagrationi dynasty that had moved to Imperial Russia in the 18th century. Pyotr Nikolayevich Gruzinsky was the last direct male descendant of King Vakhtang VI of Kartli and the last in the Gruzinsky line.
Title: Prince Levan of Georgia
Content:  Levan or Leon (ლევანი, ლეონი) (2 February 1756 – 5 February 1781) was a Georgian royal prince (batonishvili) of the Bagrationi dynasty, born to King Heraclius II and Queen Darejan Dadiani. His career flourished in the 1770s, when he was an ambassador to the Russian Empire and then an army commander. Levan was a talented general and a major supporter of his father's military reforms which eroded irreversibly after Levan's mysterious death in 1781.
Title: Ilya Glazunov
Content:  Ilya Glazunov was born in Leningrad (now Saint Petersburg) to Sergey Fyodorovich Glazunov and Olga Konstantinovna Glazunova (née Flug). Both of his parents originally belonged to Russian nobility. His father was a historian. As a child, Glazunov attended a children's school of arts, and later a secondary art school in the historical district of Petrogradskaya Storona. During the Great Patriotic War he survived the Siege of Leningrad. His father, mother and other relatives died in it. In 1942 the then-eleven-year-old was transported from besieged Leningrad along the Road of Life. He stayed in the village of Greblo in the Novgorod region. In 1944 he returned to Leningrad and studied in the Leningrad Secondary Art School. From 
Title: Valery Levaneuski
Content: Prison #1 of the city of Grodno ; Pre-trial detention center #1, Minsk ; Pre-trial detention center #6, Baranovichi ; Penal colony #22, “Wolf burrows”, Brest Region ; Penal colony #19, Mogilev Valery Levaneuski was born on 15 August 1963 in Grodno in a large family. In 1979, candidate for master of sports boxing. In 1980 began working career with work as a fitter in mechanical workshops. From 1980 to 1982 served in the Soviet Armed Forces. Expert of Soviet and Bulgarian Army. 1985–1991 – adjuster of radio electronics, mechanic of control and measuring devices and apparatus, engineer in various Grodno enterprises. In 1991 registered as an entrepreneur. Directed Grodno regional union 
Title: Lev Vladimir Goriansky
Content:  Goriansky was born in Kharkov, Ukraine, the second son of six children (Uri, Lev, Nicholas, Olga, Alexis, Benjamin) to Vladimir Goriansky and Anna Savitch. His father was an engineer and later appointed by Emperor Nicholas II as President of the Chamber of Control in Poltava. His mother's family was titled and owned a large country estate in the Ukraine. From an early age Goriansky was gifted and excelled in drawing. In 1910 at the age of sixteen he entered a competition to study for two years at the Imperial Academy of Arts in St. Petersburg and was accepted. While studying art at school he lived with his uncle, Dr. Goriansky who had an apartment in the Winter Palace adjacent to the Hermitage Museum, allowing the young student time to investigate and appreciate many of the great works of the world.
Title: Lev Levin
Content: Wife - Maria Borisovna Levina ; Son - Georgy Lvovich Levin (1900) was a doctor, an assistant professor of clinical nutrition of the Central Institute of Postgraduate Education, Candidate of Medical Sciences in 1949–1954 years in prison in connection with the Doctors' plot. Wife - Eva Lazarevna, was sent to Jambul. ; Son - Vladimir Lvovich Levin (1903 -  1938) was a Professor of the Moscow Institute of Law, Assistant Head of the 2nd Division of the Western People's Commissariat of Foreign Affairs of the USSR. Shot on charges of involvement in the plot. ; Daughter - Elena Lvovna Levina (1906) she was married to theater actor Leonid Leonidov. ; Grandson - Soviet songwriter and pop administrator Pavel Leonidov. ; Foster daughter - Dora Ovseevna Bronstein (1891-1970). ; Grandson - documentary writer Aleksey Vysotsky. ; Great-grandchildren - children's writer Irena Vysotskaya; rower and journalist Alexander Vysotsky. ; Grandson - Semyon Vladimirovich Vysotsky (1916-1997), soldier (communicator), a colonel, a veteran of World War II. ; Great grandson - an actor, author and performer of songs of Vladimir Vysotsky. 

Question: Who is the father of Levan Gruzinsky?
Answer: Prince Bakar of Kartli.
Bakar of Georgia.