Maj-Britt Nilsson was a Swedish movie actress of the 1940s and 1950s.
Nilsson was born in Stockholm and trained at the drama school of the Royal Dramatic Theater there. She appeared in the following three Ingmar Bergman films: Till Glädje, Sommarlek, and Kvinnors Väntan. She also appeared in the English language film A Matter of Morals, directed in Sweden by John Cromwell.
Maj-Britt Nilsson died in Cannes, France, aged 82. Her death, which was not widely reported outside Sweden, was confirmed by Jon Asp, executive editor of the online publication Ingmar Bergman Face to Face. No cause was announced.
In 1951 she married Per Gerhard, a theater director and son of Karl Gerhard, a prominent Swedish singer, who survives her.