Family
- mother Lesley Panettiere:
- father Alan Panettiere:
- brother Jansen Panettiere: Born c. 1995
Companions
- Companion Milo Ventimiglia: Met while co-starring on NBC's "Heroes"; dated from 2008-2009
- Companion Harry Morton: President and CEO of Pink Taco Restaurants; son of Hard Rock Cafe co-founder Peter Morton; reportedly dating as of August 2009
- Companion Stephen Colletti: Appeared on MTV's reality series, "Laguna Beach"; dated from 2006-2007
- Companion Steve Jones: Dated briefly in early 2009; no longer together
