jj/mm/aaaa → dd/mm/yyyy

[Frederique]

JJ/MM/AAAA (Jour/Mois/Année) → DD/MM/YYYY (Day/Month/Year)

La date dans les pays:
ll existe différentes formes légales d’indiquer la date selon les pays : les deux plus connues sont les formats little endian (jj-mm-aaaa) et big endian (aaaa-mm-jj). Cependant des formats intermédiaires existent. [...]
Wikipédia

Also:
DD/MM/YYYY (also known as Day, Month, Year) was a Canadian experimental indie band from Toronto, Canada. They were known for their abstract music, which involves the use of unconventional instruments and combinations thereof, steadily changing time signatures and rotating member roles. They played their final show on 11/11/2011.
Wikipedia