Anselmus may refer to:
Various Anselms () Anselmus de Boodt (1550–1632), Belgian mineralogist and physician A character in The Second Maiden's Tragedy
See also Ansel (disambiguation) and Ansell (disambiguation), the German form of the name Anselmo (disambiguation), the Italian form of the name St Anselm (disambiguation), various saints St Anselm's (disambiguation), various places