Mick Jagger and Melanie Hamrick's new baby has a very unique name

Mick Jagger may have just given his eighth baby the most unique celebrity baby name of the year.

The 73-year-old rocker welcomed his eighth baby last week with girlfriend Melanie Hamrick, 29, and his daughter, Elizabeth, may have just revealed the newborn tot's unusual name.

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In an adorable Instagram photo posted on Elizabeth Jagger's account on Friday, a closeup photo of a wide-eyed baby was captioned simply, "My beautiful baby brother Deveraux Octavian Basil Jagger." See the picture on the Daily Mail.

See photos of Mick Jagger's romantic partners through the years:

Mick Jagger's Wives and Girlfriends
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Mick Jagger's Wives and Girlfriends

29th December 1965

Rolling Stones singer Mick Jagger talking to his girlfriend model Chrissie Shrimpton, 18th August 1965. They were attending photographer David Bailey's wedding to actress Catherine Deneueve in London, and Mick was best man. (Photo by Larry Ellis/Daily Express/Getty Images)

According to the site, Basil was the first name of Mick Jagger's late father, who passed away ten years ago in 2006. Jagger has seven other children, who range in age from 17 to 46 years old, from previous relationships.

Before Hamrick gave birth to their first son together last week, the Rolling Stones frontman reportedly took a last-minute flight from London to New York to be by her side for their child's Dec. 8 birth.

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