Jock Wishart is a maritime and polar adventurer, sportsman and explorer.
 Until his successful 2011 Old Pulteney Row To The Pole, he was best known for his circumnavigation of the globe in a powered vessel, setting a new world record in the Cable & Wireless Adventurer and for organising and leading the Polar Race.
Sir Walter William "Wally" Herbert (24 October 1934 – 12 June 2007) was a British polar explorer, writer and artist.
 In 1969 he became the first man fully recognized for walking to the North Pole, on the 60th anniversary of Robert Peary's famous, but disputed, expedition.
 He was described by Sir Ranulph Fiennes as "the greatest polar explorer of our time".
The Twisleton-Wykeham-Fiennes family are the descendents of the 16th Baron Saye and Sele who was born Frederick Benjamin Twistleton and adopted the surname Twisleton-Wykeham-Fiennes in 1849 by Act of Parliament.
 He was the grandson of Thomas Twisleton, 13th Baron Saye and Sele and inherited the barony from his first cousin William Thomas Eardley-Twisleton-Fiennes in 1847.
 The surname is frequently shortened to Fiennes.
 Members of the family include the explorer Ranulph Fiennes and the actors Ralph Fiennes and Joseph Fiennes.
Omar Samra (born 11 August 1978) is an adventurer, mountaineer, entrepreneur, inspirational speaker and future astronaut.
 He is the first Egyptian to climb Mount Everest, the 7 Summits and ski to both the Geographic South and North Pole (The Explorer's Grand Slam).
 He reached the summit of Mount Everest at 9:49 am Nepal time (roughly 7:19 am Egyptian time) on 17 May 2007.
 He is also the first Egyptian to complete the 7 Summits challenge on 31 May 2013, climbing the highest mountain on all 7 continents.
 On 5 December 2013, he was chosen to be an astronaut to become the first Egyptian in space sometime in 2016.
 On 28 December 2014, he also became the first Egyptian to Ski to the Geographic South Pole.
 Omar Samra has made it to the North Pole Tuesday, 21 April 2015, becoming the first Egyptian and one of 40 people to accomplish the “Explorer’s Grand Slam” challenge, which include climbing the highest mountain on every continent, the 7 summits, and skiing to both the South and North Poles.
Sir Ranulph Twisleton-Wykeham-Fiennes, 3rd Baronet, OBE (born 7 March 1944), commonly known as Ranulph "Ran" Fiennes ( ), is a British explorer and holder of several endurance records.
 He is also a prolific writer and poet.
Victoria Murden McClure (born March 6, 1963) is an explorer who was the first woman and the first American to row solo across the Atlantic Ocean, which she did in 1999.
 (She claims she is an explorer, but not an "adventurer.")
 She was also the first woman and first American to ski to the geographic South Pole.
 She is the president of Spalding University.
 She is Chair of the Board of the National Outdoor Leadership School (NOLS).
Laura Bingham is an English adventurer best known for completing a cross-continent cycle of South America in July 2016.
 She cycled over 7,000 kilometres over a period of 6 months and completed the challenge without spending any money.
 She appeared on the cover of British Airways High Life Magazine in 2017 alongside Sir Ranulph Fiennes, Ed Stafford, and Tim Peake and was referred to as "The Adventurer".
Virginia Frances "Ginny", Lady Twisleton-Wykeham-Fiennes (9 July 1947 – 20 February 2004) was an explorer, and the wife of adventurer Ranulph Fiennes.
Marquis Édouard Marie René Bardon de Segonzac (7 September 1867 – 1962) was a French army officer and explorer.
 He studied at the Ecole Spéciale Militaire de Saint-Cyr before being commissioned and serving in the Ivory Coast where he was accused and acquitted of the murder of a fellow officer.
 He became renowned as an explorer and adventurer in Morocco and was also posted to Tunisia.
 In the First World War he became a pilot and received the Legion of Honour and the Croix de Guerre.
Celia Fiennes (7 June 1662 – 10 April 1741) was an English traveller.
 Born at Newton Tony, Wiltshire, she was the daughter of Nathaniel Fiennes, an English Civil War Parliamentarian colonel and his second wife Frances née Whitehead.
 Nathaniel was in turn the second son of William Fiennes, 1st Viscount Saye and Sele.
 Celia Fiennes died in Hackney in 1741.

Question: Ginny Fiennes is the wife of the adventurer and explorer of what nationality?
Answer: British