Keeper of the treasure
Cas is a short form of Casper or Caspar, which is the Dutch and Germanic form of Jasper. It is traditionally associated with one of the Three Magi who visited the infant Jesus. In modern usage, it has emerged as a sleek, minimalist standalone name.
Fewer than 5 boys were named Cas in 2025.
US births per 5-year period, 1990–present (SSA data).
Actor known for the series The Expanse
American businessman and mayor of Knoxville
Short for the angel Castiel · Supernatural
