David Nichols may refer to: David E. Nichols (born 1944), American pharmacologist and medicinal chemist David H. Nichols (1826–1900), Colorado Lieutenant Governor David C. Nichols, retired U.S. naval officer David A. Nichols, judge of the Maine Supreme Judicial Court David Eccles Nichols (1873–1962), violist Dave Nichols (c. 1963–1996), musician