father predecessor successor succession house mother birth_place death_date death_place religion birth_date coronation spouse issue image article_title reign
john v john v francis i duke of brittany ; count of montfort house of montfort joan of navarre château de l'hermine 29 august 1442 manoir de la touche roman catholicism 24 december 1389 28 march 1402 joan of france anne , duke of brittany catherine peter ii , duke of isabelle brittany gilles , lord of chantocé , countess of laval margaret francis i sceau de jean v - duc de bretagne.png john vi , duke of brittany
 1 november 1399 & ndash ; 29 august 1442
john vi , duke of brittany

john vi `` the wise '' -lrb- in breton , yann v `` ar fur '' , in french this would be jean vi but french accounting , influenced by the french view of the breton war of succession , makes him jean v `` le sage '' -rrb- -lrb- 24 december 1389 -- 29 august 1442 -rrb- , was duke of brittany , count of montfort , and titular earl of richmond , from 1399 to his death .
he was son of duke john v -lrb- jean iv -rrb- and joan of navarre .
