The C class was a class

Ship class

A ship class is a group of ships of a similar design. This is distinct from a ship-type, which might reflect a similarity of tonnage or intended use. For example, the is a nuclear aircraft carrier of the Nimitz class....

 of 32 destroyer

Destroyer

In naval terminology, a destroyer is a fast and maneuverable yet long-endurance warship intended to escort larger vessels in a fleet, convoy or battle group and defend them against smaller, powerful, short-range attackers. Destroyers, originally called torpedo-boat destroyers in 1892, evolved from...

s of the Royal Navy

Royal Navy

The Royal Navy is the naval warfare service branch of the British Armed Forces. Founded in the 16th century, it is the oldest service branch and is known as the Senior Service...

 that were launched from 1943 to 1945. The class was built in four flotillas of 8 vessels, the Ca, Ch, Co and Cr classes, ordered as the 11th, 12th, 13th and 14th Emergency Flotillas respectively. The class names are derived from the initial 2 letters of the member ships' names, although the Ca class were originally ordered with a heterogeneous mix of traditional destroyer names.