Has anyone shaken the hands of any reasonably famous cultural figures or 'purveyors of culture' of some persuasion?

For my own part, I have shaken hands with Mark Kozelek (singer songwriter) and the Emperor of Japan and actor Todd Carty of Grange Hill and Eastenders er... fame.

I Shook the hand that shook the hand of P.T. Barnum and Charlie Chan.

Nobel Prize winner Wolfgang Ketterle, and singer-songwriter/rock singer Damian Wilson (perhaps best known for his collaborations with Arjen Lucassen).

a space shuttle commander