Ante Grgin (born 1945) is a Croatian clarinetist and composer.Ante Grgin was born in Kaštel Novi, PR Croatia, FPR Yugoslavia, and started his early training at the School of Music in Split. He completed his undergraduate (1969) and graduate (1974) studies at the Belgrade Music Academy, under the tuition of renowned professor Bruno Brun.
Grgin was the second, and, later, principal clarinetist of the Belgrade Philharmonic Orchestra and is a member of the New Music Ensemble. As a soloist and chamber musician, he has played in the country and abroad (France, Switzerland, Italy, Hungary, Czechoslovakia, Russia, Belarus, China etc.) and took part at various festivals, such as: BEMUS, The Days in Honour of Mokranjac, Marble Sounds and others.