Was he? Dirty Welsh bugger. Fair enough, bad example, but the point stands that merely being the best in your field isn't enough to guarantee a knighthood. Hell, Murray isn't even the best in his field.
I would suggest being the first Brit to win Wimbledon since Biff+ was a boy, being the only man to retain the Olympic Gold and being ranked as World number 1 is good enough
Northern Monkey ... who can't upload a bleeding Avatar