Arsen is of Armenian origin, meaning "armor" or "strong." It's composed of two elements: 'ar' meaning "strong" and 'sen' meaning "armor." This name has gained popularity worldwide due to its unique sound and strong association with the ancient Armenian culture. It's often used in countries with significant Armenian populations, such as Armenia itself, Russia, and the United States. Arsen is considered a unisex name, although it's more commonly given to boys. Its feminine form is Arsenuhi. The name Arsen has been carried by notable figures throughout history, including Arsen Khanzadian, a famous Armenian poet, and Arsenault, a French-Canadian family name.
The name Arsen experienced a significant surge in popularity from the late 2000s onwards, with over 20 births per year consistently since 2007. The peak was reached in 2015 and 2023, with both years seeing 36 births each.