Tilda Thamar (* 7. Dezember 1921 als Matilde Sofia Margarita Abrecht in Urdinarrain, Argentinien; † 12. April 1989 in Clermont-en-Argonne, Frankreich) war eine argentinische Filmschauspielerin. ()
Tilda Thamar (December 7, 1921, Urdinarrain, Entre Ríos, Argentina - April 12, 1989, Clermont-en-Argonne, France) was an Argentine actress whose real name was Matilde Sofía Margarita Abrecht Nichoerster, based in France where she was Known as "The Argentine blonde bombshell".