Illyricus
Illyricus may refer to:
 Bogumil Vošnjak (1882–1955), pseudonym Illyricus, a Slovene and Yugoslav jurist, politician, diplomat, author and legal historian
 Matthias Flacius Illyricus (1520–1575), a Lutheran reformer
 Pietro Gozze (1493–1564), called Doctor Illyricus, Ragusan Catholic prelate
 Saint Illyricus of Mount Myrsinon in the Peloponnesus (see April 3 (Eastern Orthodox liturgics))
 Thomas Illyricus (1484/5–1528/9), Dalmatian Franciscan theologian and preacher

Species and subspecies
 Squalius illyricus, a ray-finned fish species
 Astragalus monspessulanus subsp. illyricus, a plant subspecies

See also
 Illyricum (disambiguation)
 Illyrians (disambiguation)
 Illyrian (disambiguation)
 Illyria (disambiguation)