Cleopatra VII Philopater (died 12 August 30 B.C. E.)
Cleopatra committed suicide on 12 August 30 B.C.E, in Alexandria, Egypt.
a marble bust from 30-40 BCE
There are so many accounts of her life and death that I won't make book recommendations here, but you may enjoy listening to this recent In Our Time podcast about her and her reign.