Not meaning to be rude but Sir Douglas Mawson was born in 1882 so can you answer your own question now as it is 2014.
No, he never did.
Buffalo Springfield
Yes, Sir Jimmy Savile is still alive.
yes sir!
Sir William Deane is currently still alive.
Sir Douglas Quintet has: Played Themselves in "Discs a Go-Go" in 1961. Played Themselves in "Hullabaloo" in 1965. Played Themselves in "The Steve Allen Show" in 1968. Played Themselves in "Playboy After Dark" in 1969. Played Themselves in "Boboquivari" in 1970. Played Themselves - Musical Guests in "The Midnight Special" in 1972. Played Themselves in "Austin City Limits" in 1975. Played Themselves in "Fridays" in 1980.
The four men still alive at the end of the battle in King Arthur are King Arthur, Sir Bedivere, Sir Lucan, and Sir Bedivere's brother.
Sir Douglas Mawson was Australian.
The Byrds, Donna Loren, The Kinks, The Liverpool five, Ian Whitcomb, Sir Douglas Quintet, Sam the Sham, Dino Desi Billy, and The Righteous Brothers
As of August 2011 Sir Paul McCartney is alive and well.
YESRingo Starr and Sir Paul McCartneythere still alive
Catherine Bach is still alive as of 2015.