Alysia Reiner is an American actress. She is best known for playing Natalie "Fig" Figueroa in the Netflix comedy drama series Orange Is the New Black (2013–2019), for which she won a Screen Actors Guild Award for her role as part of the ensemble cast.

Reiner starred in and produced the financial drama Equity, which was bought at Sundance by Sony Pictures Classics and released nationwide. It is now being developed into a TV series by Tri-Star and ABC. Reiner has appeared in several Off-Broadway plays and won an Obie Award for her performance in An Oak Tree. In Sideways, the critically acclaimed comedy–drama film, Reiner played Christine Ergarian, where she won her first ensemble cast SAG award. She played District Attorney Wendy Parks in the ABC crime-legal drama TV series How to Get Away with Murder and Sunny in the FX comedy Better Things.

In 2014, she also appeared in Season 4 of Masters of Sex on Showtime, as Lilian Izikoff on Rosewood, and Trina in Michael Showalter's TBS series Search Party.