The name Carey is derived from the Anglo-Norman French word "cari", which means "beloved" or "dear one". It originated in the Middle Ages, around the 12th century, and was initially used as a surname in England and Normandy.

The earliest recorded use of Carey as a given name dates back to the 14th century, when it appeared as a variant spelling of the name Cary. One of the earliest known bearers of this name was Sir John Carey, an English courtier and diplomat who lived during the reign of Elizabeth I in the late 16th century.

In Irish folklore, the name Carey is associated with the Gaelic word "ciar", which means "dark" or "black". This connection is reflected in the Irish surname O'Ciaraidh, which is also thought to be a possible origin for the name Carey.

Throughout history, several notable individuals have borne the name Carey. One of the most famous was Henry Carey (1687-1743), an English poet, dramatist, and satirist who is best known for the lyrics to the patriotic song "God Save the King/Queen".

Another prominent figure was Mathew Carey (1760-1839), an Irish-American publisher, economist, and philanthropist who played a significant role in the early book publishing industry in the United States.

In the field of literature, Carey McWilliams (1905-1980) was an American author, editor, and social critic known for his works on race relations and the history of California.

In the realm of music, Mariah Carey (born 1970) is a renowned American singer, songwriter, and actress who has achieved global success with her powerful vocal range and numerous hit songs.

Additionally, the name Carey has been associated with religious figures, such as Carey Mordecai Whitehead (1819-1889), an American minister and abolitionist who fought against slavery and advocated for equal rights.