Title: Christian Krohg
Content:  Christian Krohg was born at Vestre Aker (now Oslo), Norway. He was one of five children born to Georg Anton Krohg (1817–1873) and Sophie Amalia Holst (1822–1861). He was a grandson of Christian Krohg (1777–1828) who had served as a government minister. His father was a civil servant, journalist and author. His mother died when he was only 8 years old, and his father's sister took over responsibility for the household and the upbringing of the children. From 1861, he attended Hartvig Nissen School. His father had asked him to pursue a legal career. Krohg studied law at the University of Oslo (then Christiania) 
Title: Per Krohg
Content:  Per Krohg was born in Åsgårdstrand, Norway, the son of painters Christian Krohg and Oda Krohg. The family lived in Paris, where Per Krohg grew up. He showed artistic talent early, and studied first with his father (from 1903 to 1907), then with Henri Matisse (from 1909 to 1910). In the early years he worked as a newspaper illustrator and taught tango in Paris. Krohg's work as an artist covered a wide field, from paper drawings, illustrations, and posters to set design, sculpture, and monumental paintings. After returning to Norway in 1930 he taught at the National College of Art and Design in Oslo. During the Second World War, he was a forced laborer at the Veidal Prison Camp. In 1946 he was appointed professor at the National Art Academy, 
Title: United Nations Security Council mural
Content:  Per Krohg, also known as Per Lasson Krohg, was born June 18, 1889 in Oslo Norway and died March 3, 1965 in Oslo aged 75. As the son of painter Christian Krohg, Per Krohg studied under his father at the Academie Colarossie art school in Paris between 1903 and 1907. Between 1907 and 1909 Krohg was a pupil of French painter Henri Matisse. He then returned to Norway and was appointed a professor at the Oslo State Art and Craft School. As identified by Encyclopedia Britannia, "Krohg’s early paintings were primarily landscapes and portraits, but his large, expressive, flowing strokes were better suited to the monumental character of mural paintings".
Title: Guy Krohg
Content:  Guy Krohg (27 July 1917 &ndash; 19 October 2002) was a Norwegian painter, illustrator and scenographer. He was born in Kristiania, the son of painter Per Krohg and grandson of Christian Krohg and Oda Krohg. He was married to Lilian Smith from 1940, and to actress Sossen Krohg from 1949. He is represented at the National Gallery with Vintersol from 1954 and other works. He worked for a number of theatres, including Oslo Nye Teater, Studioteatret, Det Norske Teatret and Nationaltheatret. In 1995 he published a biography of his father.
Title: Per Krohg
Content:  He was married twice. In 1915 he married textile artist Cécile Marie ("Lucy") Vidil (1891–1977). Their marriage was dissolved in 1934. He was married in 1934 to Ragnhild Helene Andersen (1908–1972). He was the father of Norwegian artist Guy Krohg (1917–2002).
Title: Christian Krohg
Content:  He was married to artist Oda Krohg (née Lasson; 1860–1935). In 1885, their daughter Nana (1885–1974) was born and in 1889 their son muralist Per Lasson Krohg (1889–1965). In 1888 Oda obtained a divorce from her first husband Jørgen Engelhardt; they were married in that same year. In 1897, his wife took their son Per and moved to Paris with dramatist Gunnar Heiberg. They were later reconciled. In 1914, Christian Krohg established residence near Frogner Park where he died in 1925. Oda Krohg died in 1935. Both were buried at Vår Frelsers gravlund in Oslo. A bronze statue of Krohg by sculptors Per Hurum and Asbjørg Borgfelt was erected at the crossing of Lille Grensen-Karl Johans gate in Oslo in 1960.
Title: Per Krohg
Content:   Per Lasson Krohg (18 June 1889 – 3 March 1965) was a Norwegian artist. He is most frequently associated with the mural he created for the United Nations Security Council Chamber, located in the United Nations building in New York City.
Title: Christian Krohg
Content:   Christian Krohg (13 August 1852 – 16 October 1925) was a Norwegian naturalist painter, illustrator, author and journalist. Krohg was inspired by the realism art movement and often chose motifs from everyday life. He was the director and served as the first professor at the Norwegian Academy of Arts from 1909 to 1925.
Title: Oda Krohg
Content:   She was the second daughter of public attorney Christian Lasson and Alexandra Cathrine Henriette von Munthe af Morgenstierne. Her maternal grandmother Anastasia Sergeyevna Saltykova was a member of the Russian princely Saltykov that belonged to the high nobility; other members of this family were Field Marshal Prince Nikolai Saltykov and Catherine the Great's lover Sergei Saltykov. She grew up in a liberal-conservative household, along with eight sisters and two brothers. Her brother Per Lasson became a noted composer and her sister Caroline "Bokken" Lasson a singer and writer. In 1881 she married the businessman Jørgen Engelhardt (1852–1921), with whom she had two children. She split from Engelhardt in 1883, and divorced him in 1888. In 1885 she became a student of Erik Werenskiold and Christian Krohg, the latter she would marry in October 1888. In 1885, their daughter Nana was born, and in 1889, their son Per, who also would be a notable painter.
Title: Sossen Krohg
Content:  She was born in Kristiania (now Olso), Norway. She was the daughter of newspaper editor Kristoffer Anker Olsen and Ingeborg Cappelen Hille Finne. She was married to ski jumper Thorleif Schjelderup (1920–2006) from 1943–47 and to painter Guy Krohg (1917&ndash;2002) from 1949.

Question: Who is the father of Per Krohg?
Answer: Christian Krohg.
Christian Krogh.