Born in Montauban, Aigle spent her early years in Africa, where her father served as a military physician.

During her first year (1994–1995), she fulfilled the requirements of her military duty while stationed with the 13th Battalion[2] of the elite mountain infantry, The Chasseurs Alpins.

She served her final year before graduation from the Polytechnique (1996–1997) in the École de l'Air, the French Air Force's officer candidate school.

[1] Her son Gabriel was delivered by caesarean section, five-and-a half months into term, fifteen days before her death on 21 August 2007.

Aigle was married to Christophe "Douky" Deketelaere (born 27 September 1964), a former Air Force fighter pilot and deputy leader of the Breitling Jet Team.