Bernard or Bernhard was a son of Charles Martel

Charles Martel

Charles Martel , also known as Charles the Hammer, was a Frankish military and political leader, who served as Mayor of the Palace under the Merovingian kings and ruled de facto during an interregnum at the end of his life, using the title Duke and Prince of the Franks. In 739 he was offered the...

 by his mistress Ruodhaid

Ruodhaid

Ruodhaid was a concubine or mistress of Charles Martel with whom she had the following children:* Bernard * Hieronymus, son of Charles Martel* Remigius, Archbishop of Rouen * Aldana, wife of Theoderich, Count of Autun...

. He is an obscure figure, rising out of the mists only to lead half of the Frankish

Franks

The Franks were a confederation of Germanic tribes first attested in the third century AD as living north and east of the Lower Rhine River. From the third to fifth centuries some Franks raided Roman territory while other Franks joined the Roman troops in Gaul. Only the Salian Franks formed a...

 army in his nephew Charlemagne

Charlemagne

Charlemagne was King of the Franks from 768 and Emperor of the Romans from 800 to his death in 814. He expanded the Frankish kingdom into an empire that incorporated much of Western and Central Europe. During his reign, he conquered Italy and was crowned by Pope Leo III on 25 December 800...

's Lombard

Lombards

The Lombards , also referred to as Longobards, were a Germanic tribe of Scandinavian origin, who from 568 to 774 ruled a Kingdom in Italy...

 campaign. While Charlemagne led his contingent through the pass of Moncenisio

Mont Cenis

Mont Cenis is a massif and pass in Savoie in France which forms the limit between the Cottian and Graian Alps.A road over the pass was built between 1803 and 1810 by Napoleon...

, Bernard led his through the Great St. Bernard Pass

Great St. Bernard Pass

Great St. Bernard Pass is the third highest road pass in Switzerland. It connects Martigny in the Canton of Valais in Switzerland to Aosta in Italy. It is the lowest pass lying on the ridge between the two highest summits of the Alps, Mont Blanc and Monte Rosa...

.

He is known to have had two sons of both disgrace and prominence in the reign of Charlemagne's son Louis the Pious

Louis the Pious

Louis the Pious , also called the Fair, and the Debonaire, was the King of Aquitaine from 781. He was also King of the Franks and co-Emperor with his father, Charlemagne, from 813...

:

• Adalard, disgraced and then became a steward
  Steward (office)
  A steward is an official who is appointed by the legal ruling monarch to represent him or her in a country, and may have a mandate to govern it in his or her name; in the latter case, it roughly corresponds with the position of governor or deputy...
  
   of Louis the Pious
• Wala
  Wala of Corbie
  Wala of Corbie was the son of Bernard, son of Charles Martel, and one of the principal advisers of his cousin Charlemagne, Charlemagne's son Louis the Pious, and his son Lothair I...
  
   (d. 835), disgraced and then became the chief advisor of Lothair I
  Lothair I
  Lothair I or Lothar I was the Emperor of the Romans , co-ruling with his father until 840, and the King of Bavaria , Italy and Middle Francia...
  
   in his rebellions
• Ingeltrude, a daughter who was the mistress of King Pippin of Italy
  Pippin of Italy
  Pepin was the son of Charlemagne and king of the Lombards under the authority of his father.Pepin was the second son of Charlemagne by his then-wife Hildegard. He was born Carloman, but when his half-brother Pepin the Hunchback betrayed their father, the royal name Pepin passed to him...
  
   and by whom she had King Bernard of Italy
  Bernard of Italy
  Bernard was the King of the Lombards from 810 to 818. He plotted against his uncle, Emperor Louis the Pious, when the latter's Ordinatio Imperii made Bernard a vassal of his cousin Lothair...
  
  .