Waksman, Selman Abraham
  Wald, George
  Wallace, Alfred Russel
  Warburg, Otto
  Warming, Johannes Eugenius Bülow
  Watson, James Dewey
  Weismann, August (Friedrich Leopold)
  Whipple, George
  White, Gilbert
  Wigglesworth, Vincent Brian
  Wilkins, Maurice (Hugh Frederick)
  Woodger, Joseph Henry
  Wright, Sewall