David Day may refer to:David Day, author from British Columbia David Day (historian), Australian historian David Day (broadcaster) (1951–2015), Australian radio broadcaster, known as "Daisy" Dave Day (musician) (1941–2008) of the punk band The Monks David Day (1825–1896), politician from Minnesota Territory David Day, American former politician in the Missouri House of Representatives David A. Day (missionary) (1854–1897), Lutheran missionary David F. Day (1847–1914), Union Army soldier and Medal of Honor recipient David V. Day, British theologian and academic David Van Day, English singer and media personality