My PhD advisors were Michael Smith and Thomas Kelly. My full academic family tree can be found here.
Highlights from the Smith side include Simon Blackburn, G.E. Moore, and Christian Hermann Weisse. Highlights from the Kelly side include Saul Kripke, Robert Nozick, Carl Hempel, Hans Reichenbach, and Karl Jacobi.
My Erdős number is 5. Details can be found here.