Birgitta Bremer (born 17 January 1950), Swedish botanist and academic, is professor at Stockholm University, and director of the Bergius Botanic Garden.
[1] Professor Bremer obtained her doctorate in botany in 1980 from Stockholm University, with the thesis "Taxonomy of mosses of the genus Schistidium".
[2] In 1981 she was appointed docent at Stockholm University; 1983–1990 she was an instructor of systematics.
[3] Since 2004 she has been a professor of systematics at Stockholm University.
On 11 February 2009 Professor Bremer, Professor Bergianus at the Bergius Foundation, The Royal Swedish Academy of Sciences, was elected a member of the Royal Swedish Academy of Sciences (Kungliga Vetenskapsakademien, KVA).