Julio Gutiérrez (1918–1990) was a Cuban music director, pianist, composer, and arranger, renowned for his significant contributions to Havana's vibrant music scene in the 1940s and 1950s. A pioneer of the descarga (Cuban jam session), he is best remembered for his 1944 bolero "Inolvidable," a timeless classic performed by numerous artists. ([en.wikipedia.org](https://en.wikipedia.org/wiki/Julio_Guti%C3%A9rrez_%28musician%29?utm_source=openai)) Gutiérrez's versatile compositions spanned genres, including bolero-mambos and cha-cha-chás, reflecting his deep understanding of Cuban rhythms and melodies. His innovative spirit and musical mastery have left an indelible mark on Latin American music.