Ivica Krajač, professionaly known as Ivan Krajač and mononymously known as Ivan, is a Croatian singer. He is known for forming a Croatian band named 4M with his school friends in 1957. He was chosen to represent Yugoslavia with his band, 4M in the Eurovision Song Contest 1969 with the song Pozdrav svijetu. At the close of voting, he and 4M came 13th place with 5 points.
He passed away on the 7th of November 2024.