Kittendorff & Aagaard, later Kittendorff & Aagaar & B. Olsen was a leading woodcut printer and photographic studio and publishing house based in Copenhagen, Denmark.
The studio was founded in 1849 by xylographers (woodcut printers) Axel Kittendorff and Johan Aagaard in 1849.
The activities also comprised a store with prints and book publishing.
Woodcut printers who worked for the firm included H.C. Henneberg, J.F.
Bernhard Olsen worked at the studio in the 1860s and ended up as a partner.