Harold Vincent Milligan (1907–1990) was an American composer and conductor known for his contributions to classical music and popular song. Primarily recognized for his work in the mid-20th century, Milligan's genre spanned classical, choral, and orchestral music, blending elements of contemporary styles with traditional forms. Milligan's notable works include his orchestral compositions and various choral arrangements, which showcased his ability to merge lyrical melodies with sophisticated harmonies. He is particularly remembered for his contributions to educational music and his focus on making classical music accessible to a broader audience. In addition to his compositions, Milligan was influential in the development of music education programs, advocating for the inclusion of diverse musical styles in curricula. His impact is reflected in the way he inspired future generations of musicians and composers to explore a variety of genres. Though not as widely known as some of his contemporaries, Milligan's work has been appreciated for its melodic richness and emotional depth, solidifying his legacy within American music history. His commitment to music education also ensured that his influence extended beyond his own compositions, fostering a love for music in countless students.