Joachim Burser (1583 - 28 August 1639) was a German-Danish botanist, physician and pharmacist.
He was professor of medicine and physics at Soro Academy from 1625 and owned Sorø Pharmacy from its reopening in 1639.
[1] He moved to Denmark in 1625 when he was offered a position as professor in medicine and botany at the new Sorø Academy.
Corfitz Ulfeldt brought it with him to Sweden where it is now kept in Uppsala University's Museum of Botany.
[2] Austrian botanist Nikolaus Joseph von Jacquin named the genus Bursera after Burser.