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Entertainment • Actress

Katrina Law

Katrina Law is an American actress known for television roles including Mira in the Starz series Spartacus, Nyssa al Ghul in Arrow, Quinn Liu in Hawaii Five-0, and Jessica Knight in NCIS.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

Katrina Law is an American actress known for television roles including Mira in the Starz series Spartacus, Nyssa al Ghul in Arrow, Quinn Liu in Hawaii Five-0, and Jessica Knight in NCIS. She was born in Philadelphia, Pennsylvania, and grew up in New Jersey. Law is of Taiwanese, German, and Italian descent.

Early life and education

Katrina Law was born in Philadelphia, Pennsylvania, and raised in Deptford Township, New Jersey. She studied Performing Arts at the Richard Stockton College of New Jersey, graduating in 1999 with a Bachelor of Arts in Theatre Performance.

Acting career

Law began acting in the early 2000s and became known for roles in television drama and action series. Her notable credits include Mira in Spartacus, Nyssa al Ghul in Arrow, Quinn Liu in Hawaii Five-0, and Jessica Knight in NCIS.

Personal life

Law married actor Keith Andreen in 2013; the couple separated in 2025. She has one child. Her mother is Taiwanese and her father is of German and Italian descent.

Public image and training

Promotional and biographical materials describe Law as performing strong action-oriented roles. They also note additional skills such as singing and martial arts training.

Key facts

  • Law grew up in Deptford Township, New Jersey.
  • Her mother is Taiwanese and her father is of German and Italian descent.
  • She graduated from the Richard Stockton College of New Jersey in 1999 with a degree in Performing Arts (Theatre Performance).
  • She is known for her recurring role as Nyssa al Ghul on Arrow.
  • She also appeared in Spartacus, Hawaii Five-0, and NCIS.
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Canadian context

Katrina Law is known to Canadian viewers through U.S. television series that have aired widely in Canada, including Arrow and NCIS.

Frequently asked questions

Who is Katrina Law?
Katrina Law is an American actress known for television roles in Spartacus, Arrow, Hawaii Five-0, and NCIS.
When was Katrina Law born?
She was born on September 30, 1985.
Where was Katrina Law born?
She was born in Philadelphia, Pennsylvania, U.S.
What is Katrina Law best known for?
She is best known for playing Mira in Spartacus and Nyssa al Ghul in Arrow.
Is Katrina Law married?
She married Keith Andreen in 2013; the Wikipedia source notes they separated in 2025.
Does Katrina Law have children?
Yes. The available biographical source lists one child.

References

  1. Wikipedia — https://en.wikipedia.org/wiki/Katrina_Law
    Supports: Birth date and place, upbringing, education, occupation, years active, spouse, children, and family background.
  2. Wikipedia (German) — https://de.wikipedia.org/wiki/Katrina_Law
    Supports: Nationality and birth date/place.
  3. IMDb — https://www.imdb.com/name/nm0492345/bio/
    Supports: Birth date and place.
  4. Paramount Press Express / CBS Entertainment — https://www.paramountpressexpress.com/cbs-entertainment/talent/?view=katrina-law
    Supports: Major roles in Hawaii Five-0, Arrow, Spartacus, and other career details.