Blacknall

Blacknall is a surname. It may refer to:


 * John Blacknall, a 16th-century mill-owner in England.
 * Mary Blacknall, daughter of John Blacknall and wife of Sir Ralph Verney, 1st Baronet, of Middle Claydon.
 * William Blacknall, a 16th-century mill-owner in England, great-grandfather of Mary Blacknall.
 * Saeed Blacknall, an American football player for the NFL.
 * Ben Blacknall, an American football player and coach also former United States Air Force Sergeant.