Miley is a modern and unique given name of American origin, derived from the Welsh name Miles, which means "soldier" or "merciful". It has gained popularity in recent years due to its distinctive sound and spelling, often associated with notable figures such as Miley Cyrus, a popular singer and actress.
The name Milley experienced varied popularity over the years, peaking at 15 births in 2008 and declining since then, with a recent increase to 7 births in 2022 after several years of lower numbers. Overall, there have been 77 babies named Milley born between 2007 and 2022.