• sam beam (iron & wine)
• william fitzsimmons
• the avett brothers
• che guevara
• jeff bridges
• sir ian mckellan (gandalf era)
• sir michael gambon (dumbledore era)
• zach galifianakis
• sigmund freud
• karl marx
• frank zappa
• devendra banhart
• gil-scott heron
• ian anderson
• jim morrison
• leland sklar

(to be added to)

in my travels i also came across this website: http://beardcoach.com