A bowler hat, also known as a derby hat, is a type of formal hat that has a distinguished and elegant appearance. The hat is characterized by its rounded crown and brim, which gives it a unique aesthetic that has been popular for over a century. Over the years, several other synonyms have emerged to describe this iconic headwear. Some of the popular names for a bowler hat include a coke hat, a billycock hat, and a bombin hat. Additionally, some people refer to it as a derby, which is the American term for this classic hat. Regardless of the name you choose to use, a bowler hat is a timeless accessory that will never go out of style.