William Byrd (c. 1540 - July 4, 1623) was an English composer of music of the late Renaissance. He is considered one of the greatest composers of the Renaissance and had a great influence on composers both in his native England and on the continent. His keyboard music is of the highest level, with dances such as the Gaillard and Pavan, voluntaries and variations on songs. Byrd's harpsichord works, notable for their intricate counterpoint and rich harmonies, reveal his deep understanding of keyboard technique and his ability to convey complex emotions through his music. His organ works exhibit a sense of grandeur and solemnity, reflecting the ecclesiastical atmosphere of the time. Byrd's exploration of polyphony and chromaticism within the limits of his keyboard compositions reflects his remarkable skill and artistic innovation. His complete harpsichord and organ music are invaluable and offer a glimpse into the soul of the musical genius of Renaissance England.