Given the following context:  Florence Fuller was born in Port Elizabeth, South Africa, in 1867, a daughter of Louisa and John Hobson Fuller. She had several siblings, including sisters Amy and Christie, both of whom subsequently became singers. The family migrated to Australia when Florence was a child. She worked as a governess while undertaking studies in art, and first took classes at the National Gallery of Victoria Art School in 1883, then again for a further term of study in 1888. During this period she was a student of Jane Sutherland, referred to in the Australian Dictionary of Biography as "the leading female artist in the group of Melbourne painters who broke with the nineteenth-century tradition of studio art by sketching and painting directly from nature".Fuller's uncle was Robert Hawker Dowling, a painter of orientalist and Aboriginal subjects, as well as portraits and miniatures. British-born, he had grown up in Tasmania and made a living there as a portraitist, before returning to his native England at age thirty. For the next two decades, his works were frequently hung at the Royal Academy. He returned to Australia in 1885, and Fuller became his pupil. In that year, aged eighteen, Fuller received a commission from Ann Fraser Bon, philanthropist and supporter of Victoria's Aboriginal people. The commission was for Barak–last chief of the Yarra Yarra Tribe of Aborigines, a formal oil on canvas portrait of the Indigenous Australian leader, William Barak. Ultimately, that painting was acquired by the State Library of Victoria. Although the painting is an important work regularly used to illustrate this significant figure in Australia's history, interpretations of Fuller's portrait are mixed: one critic noted the painting's objectivity and avoidance of romanticising Aboriginal people, while another concluded that "Fuller is painting an ideal rather than a person".In 1886, Dowling returned to his native England. Giving up her work as a governess, Fuller began to paint full-time, and had opened her own studio before she had...  answer the following question:  What is the last name of the person who had several siblings?
Fuller