Year | Award | Category | Result |
2006 | Saturn | Best Supporting Actress on Television Stargate SG-1 | Nomination |
2005 | Saturn | Best Actress on Television Farscape: The Peacekeeper Wars
| Won |
2003 | Saturn | Best Actress in a Television Series Farscape | Nomination |
2002 | Saturn | Best Actress in a Television Series Farscape | Nomination |
2001 | Saturn | Best Actress on Television Farscape | Nomination |
| 2000 | Saturn | Best Genre TV Actress Farscape
| Nomination |
| Unofficial Awards |
| 2009 | Constellation Award | Best Female Performance in a 2008 Science Fiction Film, TV Movie, or Mini-Series Stargate: Continuum | Won |
| 2008 | SyFy Award | Best Supporting Actress on Television Stargate SG-1
| Nominated |
| 2007 | Constellation Award | Best Lead Performance by a Female in a Sci-fi Series Stargate SG-1 "Memento Mori" | Won |
| 2005 | SyFy Award | Best Actress on Television Farscape: The Peacekeeper Wars | Won |
| 2005 | SyFy Award | Best Guest Appearance Stargate SG-1 "Prometheus Unbound" | Won |
| 2004 | TheScifiWorld | Hottest Sci-fi Babe | #7 |
| 2003 | SyFy Award | Best Actress on Television Farscape: The Peacekeeper Wars | Won |
| 2002 | Roswell Award | Best Actress Farscape | Won |
| 2002 | Entertainment Weekly | It Girl | Won |
| 2002 | SFX Reader Award | Sexiest Female Character Aeryn Sun Farscape | Won |
| 2001 | Roswell Award | Best Actress Farscape | Won |
| 2000 | TV Zone Magazine | Best Actress Farscape | Won |
| 2000 | IGN SciFi Award | Best Actress Farscape | Won |
| 1990 | Shakespeare's Globe | International understanding of Shakespeare in performance | Finalist |