Dragutin Hrastović is a Croatian singer, composer and arranger of contemporary Christian music. He is known for his nickname "Eucharistic Nightingale".
He wrote his first song at te age of 30. During the next fifteen years, he wrote more than 100 songs and published 4 albums: "Ljubav koja preobražava", "Dvije zlatne poluge", "Suze moje majke" and "Kralj ljubavi".
Among all the songs and arrangemts, some compositions stands out, such as "Cijeno neprocjenjiva", "Sva si lijepa Marijo" and "Mi smo novo nebo". Song "Cijeno neprocjenjiva" was included into Anthology of Croatian Christian music, album "Popularna duhovna glazba: 100 originalnih pjesama" in edition of Croatia Records.
He collaborated with other Croatian spiritual music performers. He performed on many Christian music festivals, such as Krapinafest, Tonkafest and Karmelfest.