Drennan is a male name with English origins. It is pronounced as DREN-uhn (/ˈdrɛnən/). This unique name may also be spelled as Drennen. While not particularly common, Drennan has been given to a small number of newborn boys in the United States over the past decade. It ranked at 9705th in 2012, 12281st in 2011, and 9111th in 2000. The name carries no specific associations or meanings, allowing for an open interpretation and personalization for each individual who bears it.