Question: Who is older, Klaus-Dietrich Flade or Jean-Pierre Haigneré?

Context paragraphs:
Jean-Louis Duport: Jean-Louis Duport (4 October 17497 September 1819), sometimes known as Duport the Younger to distinguish him from his older brother (and teacher) Jean-Pierre (1741-1818), was a cellist, pedagogue, and composer.

Jean-Paul Alaux: Jean Paul Alaux (1788–1858), also known as Gentil, was a French landscape painter and lithographer born at Bordeaux on 4 October 1788.  His father Pierre-Joseph Alaux was also an artist as were his two older brothers, Jean Alaux, who had the nickname of "the Roman" and Jean-Pierre Alaux (1783-1858).

Astronaute Club Européen: The Astronaute Club Européen or ACE, is a French association created on December 3, 2005 (decree of the "Journal Officiel" n°20050049), by Jean-Pierre Haigneré (cosmonaut), Laurent Gathier (director of space activities of Dassault Aviation and space pioneer) and Alain Dupas (Physicist, head of mission at CNES); and whose headquarters are located in the rooms of the Aéroclub de France in Paris.

Jean-Pierre Haigneré: Jean-Pierre Haigneré (born 19 May 1948) is a French Air Force officer and a former CNES spationaut.

Kim Staelens: Kim Staelens (born 7 January 1982 in Kortrijk, Belgium) is a Dutch professional volleyball player last under contract at Romanian team Ştiinţa Bacău.  Her older sister Chaïne is also a Dutch international volleyball player.  Their father Jean-Pierre played many international matches for the Belgium national volleyball team.  Staelens speaks Dutch, English, French and German.  Kim Staelens plays as a setter and is able to spike at 305 cm, while she is capable of blocking at 301 cm.

Jean-Pierre Ramel (the younger): Jean-Pierre Ramel (the younger) (1768 in Cahors – 15 August 1815 in Toulouse) was a French general during the French Revolutionary Wars and the First French Empire.  Following the defeat of Napoleon I, he was assassinated by royalists in Toulouse during the Second White Terror.  His older brother, Jean-Pierre Ramel (the elder), born in 1761, had been a deputy of the French Parliament and had worked on the Constitution.

Soyuz TM-29: Soyuz TM-29 was a Russian manned spacecraft launched from the Baikonur Cosmodrome aboard a Soyuz 11A511U rocket.  It docked with Mir on February 22 at 05:36 GMT with Cosmonauts Viktor Afanasyev of Russia, Jean-Pierre Haigneré of France, and Ivan Bella of Slovakia aboard.  Since two crew seats had been sold (to Slovakia and France), Afanasyev was the only Russian cosmonaut aboard.  This meant that Russian engineer Avdeyev already aboard Mir would have to accept a double-length assignment.  After the February 27 departure of EO-26 crew commander Padalka and cosmonaut Bella aboard Soyuz TM-28, the new EO-27 Mir crew consisted of Afanasyev as Commander, Avdeyev as Engineer and French cosmonaut Haigneré.

Klaus-Dietrich Flade: Klaus-Dietrich Flade (born August 23, 1952) is a German pilot and former German Aerospace Center astronaut who visited the Mir space station in 1992 aboard the Soyuz TM-14 mission, returning to Earth a week later aboard Soyuz TM-13.

Supporting paragraphs: Jean-Pierre Haigneré Klaus-Dietrich Flade
Answer: Jean-Pierre Haigneré