Ada Bruhn Hoffmeyer (1 December 1910 – 8 August 1991) was a Danish museum curator, writer and medieval weapons expert.

She founded "The Institute of Studies on Ancient Weapons" which was recognised as the authority on Spanish arms and armour.

Her father Lauritz J. Bruhn was in the police and Alfa Karen Margrethe Larsen was her mother.

She obtained funding to study in Rome where she published "Oltos and Early Greek Vase Painting" in 1943.

[3] In 1960 she left her work citing differences and together with her husband they created "The Institute of Studies on Ancient Weapons" in Kalundborg.