Adam Grupper – American actor, no publicly recorded birthplace or birthday. A Yale University graduate, active since 1986, he is a Broadway veteran with 12 productions including Into the Woods, Guys and Dolls, Fiddler on the Roof (subbed as Tevye 44 times in the 2015 revival), The Addams Family, Wicked (as the Wizard of Oz), City of Angels, and My Fair Lady (Lincoln Center, as Alfred P. Doolittle). He also works as an executive coaching trainer and audiobook narrator.

His most notable film roles include Ex-Mrs. Wade's Lawyer in Two Weeks Notice (2002), Gary in Music and Lyrics (2007), Max Kessler in The Private Lives of Pippa Lee (2009), Randy in The Rebound (2009), Tony Evan in Good Friday (2020), Doctor Grupper in Come Find Me (2021), and Mr. Bryan in Spirited (2022). He also provided voice work for Max Payne (2001, video game). On television he has appeared in all three Law & Order series (seven different characters, 1994–2010), Bela Kakuk in The Sopranos (2004), Judge Liam Curran in Homeland (2017), Danvers in Master of None (2015), Patrick Church in The Blacklist (2018), Dr. Greenberg in Pose (2021), and a role in Dopesick (2021). He has also appeared in Elementary (2014), Fringe (2008), Ugly Betty (2009), The Marvelous Mrs. Maisel (2019), and Love Story: John F. Kennedy Jr. & Carolyn Bessette (2026)