Birth: October-December 1863 Pimperne, Dorset, UK
Father: Isaac Light 1838-1887
Mother: Annabella Crutcher 1839-a1881
Marriage: Unknown
Husband: Unknown
Death: After 1871
Unknown
Birth of Elizabeth Light in FreeBMDin October-December 1863 in Sturminster (2b 544).
In the 1871 census as Elizabeth Light aged 9, born in Pimperne, Dorset, a gypsy, and living with her parents (Isaac and Annabella), two brothers (Henry and Mark), and three sisters (Eliza, Louisa and Matilda) and living beside the turnpike road in caravans at Winterbourne Whitchurch, Dorset.
I cannot find any later information
John Couper has an entry in RootsWeb WorldConnect for Elizabeth Croucher born in 1862 in Pimperne, Dorset, parents Isaac Light and Annabella Croucher.