Ulf Långbacka is a Finnish-Swedish composer, conductor, and choir director.
He earned his diploma in choral conducting from the Sibelius Academy in 1987. Långbacka has conducted, among others, the Cantabile Chamber Choir and the Key Ensemble. He has worked as a music teacher at Åbo Akademi University and as a choral conducting instructor at the Sibelius Academy. From 1993 to 1996, he served as the chief conductor of the Finland-Swedish Choir Federation (Svenska Korförbund of Finland).
Långbacka has composed a large body of choral music, as well as chamber, orchestral, and theatre music. In 2010, he composed the opera Henry and the Witch Hammer, which premiered in the courtyard of Turku Castle as part of the Turku Capital of Culture year in 2011. His mass Mass in the Age of Diversity (Mass in a Time of Diversity) premiered in 2017 as part of the 500th anniversary of the Lutheran Reformation.