Nannie de Villiers
Nannie de Villiers (born Esmé de Villiers, 5 January 1976) is a former professional tennis player who represented South Africa.
De Villiers was born in neighbouring Namibia but moved at a young age.
De Villiers made her début in 1993, at the small ITF Johannesburg tournament.
She also played her next event in her native country, in Pretoria, winning the doubles event.
Although she officially retired in 2003, she made a minor-comeback in 2007, entering the Cape Town event, losing in the first round singles and reaching the semi-finals doubles.
She never surpassed the singles qualifying stages at a Grand Slam.
Despite never winning a WTA Tour singles title, she won four on the ITF tour, and 22 doubles titles there.
De Villiers retired from tennis in 2007.
Pieter de Villiers (politician)
Pieter de Villiers is a Namibian politician.
A member of the Congress of Democrats( CoD), de Villiers was a town councillor of Opuwo, capital of the Kunene Region.
Juan de Villiers
Juan Pierre de Villiers( born 5 April 1989) is a South African first- class cricketer who plays for the Titans cricket team.
Pierre de Villiers
Pierre Le Jolis de Villiers de Saintignon( born 26 July 1956)" dit" Pierre de Villiers is an Army General of the French Army and a former Chief of Staff of the Armies.
Following a disagreement with Emmanuel Macron, Commander- in- chief of the Armies, he tendered his resignation on 19 July 2017.
Pieter de Villiers (athlete)
Pieter de Villiers( born 13 July 1982) is a South African hurdler.
Norman Blacklock
Sir Norman James Blacklock
( 5 February 1928 – 7 September 2006) was a surgeon in the Royal Navy and later a consultant in urology and professor of medicine at Manchester University.
He served as Medical Officer to The Queen on her overseas tours for 17 years, from 1976 to 1993.
He became known to the accompanying press corps as" the Queen's Witch Doctor", and the Duke of Edinburgh nicknamed him" Hemlock".
He was appointed an Extra Gentleman Usher in 1993.
Blacklock was born in Glasgow.
His family were doctors with leanings towards the Royal Navy.
Evacuated from his home in the Second World War, he was educated McLaren High School in Callander, and read medicine at Glasgow University.
He worked as a junior registrar at Glasgow Royal Infirmary and the Western Infirmary in Glasgow, and then did National Service in the Royal Navy from 1951, serving on board HMS" Theseus" and HMS" Warrior", treating trauma cases.
He returned to medicine in 1954, working as a surgical registrar and lecturer in surgery at Glasgow Royal Infirmary, and then at hospitals in Ipswich and London from 1956.
He married Marjorie Reid in 1956, and they had one daughter( Fiona) and one son( Neil) together, both of whom became doctors.
He rejoined the Royal Navy in 1958 to help fill a shortage of surgeons, and served at Navy hospitals in Chatham, Plymouth, Malta and Haslar in Gosport.
At Gosport, he started to specialise in urology, founding a new department.
He was appointed the director of surgical research in the Royal Navy in 1974, when he was also appointed OBE.
He stood in as Medical Officer to the Queen on a royal visit to Luxembourg in 1976, when the incumbent surgeon fell ill at the last minute, and he continued in that role until 1993.
He was always well prepared: the HMY" Britannia" contained a full operating theatre; aircraft of the Queen's Flight carried emergency medical equipment; and he carried a case containing medical supplies, a resuscitator and a defibrillator; but his services were seldom required.
He also co-ordinated with local hospitals, and ensured that food served in host countries was acceptable.
In Belize, he approved a local delicacy, the gibnut( a large rodent).
He was appointed CVO in 1989, and advanced to KCVO and appointed an Extra Gentleman Usher in 1993, after his last royal tour to Hungary.
In 1990, Blacklock was awarded the New Zealand 1990 Commemoration Medal.
After retiring from the Royal Navy in 1978, with the rank of Surgeon Captain, he became professor of urology at Victoria University of Manchester.
He was based at the Withington Hospital in south Manchester, where he set up the first NHS lithotriptor unit, using ultrasound to break down kidney stones.
He published over 80 academic papers and contributed to numerous textbooks.
He gave up his chair in 1992.
He died on the afternoon of his 50th wedding anniversary after a fall on a staircase in Portsmouth.
Pierre de la Vergne
Pierre de la Vergne, aka" Pierre de Veruche, Pierre Verneyo, Pierre Veruco, Pierre Verrujo" or" Pierre Veroche", Latin" Petrus de Vernio"( died 6 October 1403 in Avignon was a French cardinal.
CJ de Villiers
Cornelius Johannes du Preez de Villiers, also known as CJ de Villiers( born 16 March 1986) is a South African cricketer.
He is a tall( 6'4") right- handed batsman and a right- arm fast- medium bowler, who plays for Free State and Titans cricket teams.
De Villiers Graaff
Sir De Villiers Graaff, 2nd Baronet
( 8 December 1913 – 4 October 1999)( first name De Villiers, surname Graaff) known as Div Graaff, was a South African politician who succeeded his father, Sir David Pieter de Villiers Graaff, 1st Baronet, to his baronetcy in 1931.
He died in 1999 and was succeeded by his son, Sir David de Villiers Graaff, 3rd Baronet.
He was the leader of the centrist United Party which was the official opposition in the then all- white South African Parliament from 1956 to 1977.
Kay de Villiers
Jacquez Charl de Villiers (7 March 1928, Klerksdorp – 5 June 2018, Cape Town), known as Kay de Villiers, was a South African neurosurgeon.
He was the third child of Carel (Callie) van der Merwe de Villiers and Susanna Johanna Joubert.
He died on 5 June 2018 in Cape Town at the age of 90 after a short hospital stay.

Question: Who is younger, Norman Blacklock or Pierre De Villiers?
Answer: Pierre De Villiers