Selma Blair Beitner (born June 23, 1972) is an American actress. She played a number of small roles in films and on television before obtaining recognition for her leading role in the film Brown's Requiem (1998). Her breakthrough came when she starred as Zoe Bean on the WB sitcom Zoe, Duncan, Jack and Jane (1999–2000), and as Cecile Caldwell in the cult film Cruel Intentions (1999). Blair continued to find success with the comedies Legally Blonde (2001) and The Sweetest Thing (2002), and achieved international fame with her portrayal of Liz Sherman in the big-budget fantasy films Hellboy (2004) and Hellboy II: The Golden Army (2008).
Her other notable film credits include Storytelling (2001), A Guy Thing (2003), A Dirty Shame (2004), The Fog (2005), WΔZ (2007), Feast of Love (2007), The Poker House (2008), Dark Horse (2011), In Their Skin (2012), Ordinary World (2016), Mothers and Daughters (2016), Mom and Dad (2017), After (2019) and A Dark Foe (2019).
On television, Blair starred as Kim in the American remake of Kath & Kim (2008–2009); as Kate Wales on the sitcom Anger Management (2012–2014); and as Kris Jenner in the first season of the FX drama series American Crime Story (2016). In 2010, Blair narrated the audiobook The Diary of Anne Frank, earning a nomination for the Grammy Award for Best Spoken Word Album for Children.