Irish Examiner | Charlize Theron, Sean Penn to adopt? | Malaysia Sun Malaysia Sun They are said to be moving in together and the actress is eager for her son Jackson, 2, - also adopted - to have a brother or sister, reports femalefirst.co.uk. "Charlize was an only child and always wished for a brother or sister. It's important to her that Jackson ... Penn and Theron planing to adopt |