Brennen is a strong and masculine name of Irish origin, meaning "prince" or "brave". Individuals named Brennen are often known for their courage, tenacity, and leadership qualities. Brennen is a confident and assertive individual who is not afraid to take risks and stand up for what they believe in. Those with the name Brennen are seen as natural-born leaders who inspire and motivate others through their actions and words. Overall, Brennen is a unique and powerful name that captures the essence of strength and determination.