Nancy Hollander (born 1944)[1] is an American criminal defense lawyer best known for representing two Guantanamo Bay detainees, as well as Chelsea Manning.

[2] She was portrayed by actress Jodie Foster in the 2021 film The Mauritanian, about the case of her client Mohamedou Ould Slahi.

[6] Hollander represented Slahi until 2016, when he was released from the Guantanamo Bay detention camp.

[7][8] The film The Mauritanian is based on the story of Slahi's capture, torture, and detention, and Hollander's fight to win his release.

[9][10] Hollander also represents Abd al-Rahim al-Nashiri, the alleged mastermind of the USS Cole bombing, who was tortured at CIA black sites and has been at Guantanamo Bay since 2006.