Brensen is of Scandinavian origin, meaning 'son of Brenna'. It is derived from the Old Norse personal name Brenn, which itself comes from the Old Norse word 'brenna' meaning 'to burn'. The name has a strong and energetic sound, reflecting its Viking heritage.
The popularity of the name Brennen appears to be somewhat intermittent over the given time frame, with five births occurring each in 2007 and again in 2012. Over these years, there were a total of ten babies named Brennen.