Mick Jagger has a great-grandchild that is older than his youngest child.

Mick Jagger

Children of Mick Jagger

Jagger has eight children with five women. He also has five grandchildren, and became a great-grandfather on 19 May 2014, when Jade’s daughter Assisi gave birth to a daughter.

On 4 November 1970, Marsha Hunt gave birth to Jagger’s first child, Karis Hunt Jagger, the only child Jagger had with Hunt. The following year, Bianca Jagger gave birth to the couple’s only child, and Jagger’s second, Jade Sheena Jezebel Jagger on 21 October 1971.

Jagger has four children with model and actress Jerry Hall, the first is Elizabeth ‘Lizzie’ Scarlett Jagger born on 2 March 1984. The couple’s second child was born 28 August 1985, named James Leroy Augustin Jagger. Hall gave birth to their third child, Georg… Continue Reading

Source: https://en.wikipedia.org/wiki/Mick_Jagger#Children