Dempsey is an English surname of Irish origin. The name is derived from the Gaelic O'Dempsie, meaning descendant of Dempsie, a personal name that is thought to be derived from the word diamh, meaning heifer. The name was originally found in the province of Connacht in Ireland. The Dempsey family was a prominent family in the province of Connacht, and they were known for their strong association with the O'Brien clan. The name Dempsey has been borne by several notable individuals throughout history, including Jack Dempsey, an American boxer who held the world heavyweight title from 1926 to 1929. Dempsey is also the name of a character in the popular television show Grey's Anatomy. The name Dempsey has been used as a given name, as well as a surname. Dempsey is a unisex name, and has been used for both boys and girls. The name Dempsey has a strong, rugged sound, which may appeal to parents looking for a name that conveys strength and masculinity. Despite its Irish origins, the name Dempsey is not particularly common in Ireland today. The name Dempsey has been used in various forms of media, such as in literature, film, and television. The name Dempsey has a distinctive and memorable sound, which may make it a good choice for parents looking for a name that will stand out. Dempsey is a name that has been associated with strength, courage, and determination, which may make it a good choice for parents looking for a name that conveys positive qualities. The name Dempsey has a long history, and has been used by several notable individuals throughout the centuries. Dempsey is a name that is easy to spell and pronounce, which may make it a practical choice for parents who want a name that is easy to use and remember.

The root form of Dempsey is Dempsey — meaning Proud.

Dempsey remains a beloved choice, ranking #46 in the US. Timeless appeal across cultures and generations.