Family
- father Colin Stone: Family friend and Orlando's guardian after Harry Bloom died; is Orlando's biological father
- mother Sonia Bloom: Ran a foreign-language school
- father Harry Bloom: South African human rights activist; died of a stroke in 1981, when Orlando was only four; at 13 Orlando's mother revealed to him that Harry was not his biological father
- sister Samantha Bloom: Attended Guildhall School of Music and Drama
Companions
- Companion Penélope Cruz: Rumored to have briefly dated in 2007
- Companion Kate Bosworth: Began dating in spring 2002; briefly split in 2005; ended relationship in September 2006
- Companion Joanne Morley: Began dating in 1996; appeared together in "Lullaby of Clubland" (2002); no longer together
- Companion Jemma Kidd: Rumored to have been briefly engaged; no longer together
- Companion Miranda Kerr: Australian; rumored to be dating as of October 2007
