Theodore S. Berenson of Boston, MA & Palm Beach, FL, passed away on Tuesday, February 6, 2024. For 47 years the beloved husband of Cynthia L. Berenson. Devoted father of Wendy Berenson and her husband Gene O’Brien, Cathy Seligson and her husband Fred Seligson, Patrica Berenson and her husband Jeff Carp, Dana Berenson and her husband Gabe Coleman. Cherished grandfather of Gregory O’Brien (Andrea), Daniel O’Brien (Erica), Dylan O’Brien, (Maddie) Erica Seligson (Tom), Matthew Seligson, Andrew Seligson, Adam Seligson, Evan Carp, Abigail Carp, Fiona Coleman and Elias Coleman. Great-Grandfather of Elia and Noa. Dear brother of the late Helaine Allen (Alvin Allen). Dear uncle of Elizabeth Nash, Matthew Allen, Douglas Allen and Emily Wolff. Services at Temple Ohabei Shalom, 1187 Beacon Street, Brookline, MA on Sunday, February 11, 2024, at 11:00am. In lieu of flowers, contributions in memory of Theodore S. Berenson may be made to Beth Israel Deaconess Medical Center by visiting https://www.bidmc.org/giving by check made payable to “Beth Israel Deaconess Medical Center or BIDMC” with Theodore S. Berenson /“donation designation “ in the memo line. Contributions can be mailed to: Beth Israel Deaconess Medical Center or BIDMC, Office of Philanthropy, 529 Main Street, 4th Floor, Charlestown, MA 02129 or Brandeis University, 415 South Street, Waltham, MA 02453.