Gregor Aichinger (c. 1560–1628) was a significant German composer of the late Renaissance, known for his contributions to sacred choral music. Aichinger's style reflects the transition from the late Renaissance to early Baroque, characterized by intricate polyphony and expressive harmonies. He was primarily active in the Catholic church and composed numerous motets, settings of the Mass, and hymns. Notable works include his collection "Sacrae Cantiones," which showcases his mastery of counterpoint and his ability to convey emotion through music. Aichinger's compositions often utilized texts that emphasized the themes of devotion and spirituality, making them popular in ecclesiastical settings. Aichinger's impact on music is marked by his role in the development of sacred music during a time of significant change in musical styles. His works influenced subsequent generations of composers, bridging the gap between the Renaissance polyphonic tradition and the emerging Baroque style. While not as widely recognized today, Aichinger's contributions remain important in the study of early choral music and the evolution of sacred composition practices in Germany.