The name Caleigh is a modern invented name that does not have a clear historical origin or etymology. It is likely a creative spelling variation of the more traditional names Cailey or Kayley, which are thought to be derived from the Irish Gaelic name Cailín, meaning "young woman" or "girl."

The earliest recorded use of the name Caleigh dates back to the late 20th century, with the first known instance appearing in the United States. It is considered a relatively new name, with no known historical references or appearances in ancient texts, religious scriptures, or historical records.

Due to its recent emergence, there are no notable historical figures or famous individuals named Caleigh from past centuries. However, here are five individuals who have been given the name in modern times:

1. Caleigh Hansen, an American volleyball player born in 1995.
2. Caleigh Herbst, a Canadian singer and songwriter born in 1998.
3. Caleigh Ryan, an American soccer player born in 1995.
4. Caleigh Wells, an American beauty influencer and social media personality born in 1994.
5. Caleigh LeMaster, an American softball player born in 2001.

While the name Caleigh may lack a deep historical background, it has gained popularity in recent decades as a unique and creative variation of more traditional names. Its rise in usage reflects the modern trend of inventing new names or experimenting with unconventional spellings.