Unknown; possibly a modern coinage or surname variant.
The exact etymology of Cauy is unclear. It is often cited as a modern American invention, possibly inspired by the name of professional rodeo cowboy Cauy Beutler, or as a phonetic variation of the surname McCoy. Its usage is extremely rare and primarily found in the United States.
Less common today
Cauy isn't in the latest US Top 1000. It last peaked at #1,712 in 2000.
Professional rodeo stock contractor and former competitor
US births per 5-year period, 1990–present (SSA data).
