Wyndham Goold
Wyndham Goold( 1812-1854) was a Member of Parliament( MP) for County Limerick from 1850 to 1854.
Goold was educated at Westminster School and Trinity College, Dublin.
He was the son in law of Frederick Falkiner Goold, Archdeacon of Raphoe and brother in law of Bishop Hamilton Verschoyle
Cynthia Freeman
Beatrice Cynthia Freeman( January 10, 1915 – October 22, 1988), pseudonym of Bea Feinberg, was an American novelist.
Robert W. Levering
Robert Woodrow Levering( October 3, 1914 – August 11, 1989) was a U.S. Representative from Ohio, son-in- law of Usher L. Burdick and brother- in- law of Quentin N. Burdick.
Hypatius (consul 359)
Flavius Hypatius( c. 340- died after AD 383) was a Roman Senator, who was the brother- in- law of the Roman emperor Constantius II.
Greg Penner
Gregory B. Penner( born December 18, 1969) is an American businessman and venture capitalist.
Penner was named the chairman of Walmart on June 5, 2015.
He is the son-in- law of S. Robson Walton and the grandson- in- law of Sam Walton, the founder of Walmart.
Robert Vadra
Robert Vadra is an Indian businessman, entrepreneur and the husband of Priyanka Gandhi.
He is the son -in- law of Sonia Gandhi and Rajiv Gandhi, and the brother- in- law of Rahul Gandhi.
Eusebius (consul 359)
Flavius Eusebius( died after AD 371) was a Roman Senator, who was the brother- in- law of the emperor Constantius II.
Charles Francis Norton
Charles Francis Norton( 1807 – 1835) was a 19th- century Member of Parliament for Guildford.
Norton was also a Captain of 52nd Light Infantry; son-in- law of Sir Colin Campbell; brother- in- law of writer Caroline Norton
Martina Haag
Martina Haag, (born Helen Martina Uusma on 9 June 1964) is a Swedish actress and author.
She has acted in the film "Underbar och älskad av alla" in 2005.
The film was made from her novel book with the same name.
She participated in
Let's Dance 2018 broadcast on TV4.
Martina has been married to television presenter Erik Haag.
Bea Uusma
Mari Beatrice "Bea" Uusma, previously "Uusma Schyffert" (born 20 March 1966 in Lidingö, Sweden), is a Swedish author, illustrator and medical doctor.
Uusma was born and raised in Lidingö in Stockholm County.
In 1999 she wrote and illustrated a children's book about the American astronaut Michael Collins titled "The Man Who Went to the Far Side of the Moon: The Story of Apollo 11 Astronaut Michael Collins".
In the mid-1990s she became interested in S. A. Andrée's Arctic Balloon Expedition of 1897 and tried to find out what happened to the expedition members.
This research resulted in the book "The Expedition", published in English by Head of Zeus in 2014, and for which she was awarded The August Prize in 2013.
After working as an illustrator for several years Uusma started studying medicine and is now working as a medical doctor in Stockholm.
She says her medical knowledge was useful in her research for "The Expedition".
Uusma was awarded the August Prize, a Swedish literary award, for non-fiction for "The Expedition" in 2013.
She was married to Swedish comedian Henrik Schyffert between 1996 and 2012.
They have two children.
Uusma is the sister of Swedish actress Martina Haag.

Question: Who is the sibling-in-law of Bea Uusma?
Answer: Erik Haag