No, as of 2014, a Doberman has never won Crufts.
Yes, a Scottish Terrier won Crufts in the year 1929.
Yes, a Flat-coated Retriever won Crufts in 2011, which is in the Gundog Group.
Since 1928, when it was won by an English Greyhound.
In 2011 a Flat-coated Retriever called SH CH VBOS THE KENTUCKIAN won Best in Show at Crufts.
Only one Great Dane, Giant Schnauzer and St Bernard are the only dogs to have won Best in Show at Crufts from the Working Group.
Since no dog by that name has won a significant placement at Crufts, it is impossible to know when or if it was ever entered in the show.
Yes, a Westie named Ch. Dianthus Buttons won Best In Show at Crufts in 1976. Another Westie named Ch. Olac Moon Pilot won in 1990.
As this was the first ever Crufts, the show was never really a success, and records were not kept of the original winner. The first organised Crufts show winner was an English Greyhound called PRIMLEY SCEPTRE.
A Lhasa Apso, CH Zentarr Elizabeth
Crufts was founded in 1891 by Charles Cruft. The first real show was in 1928 and was won by an English Greyhound.
The winner of Crufts 2011 was a Flat-coated Retriever called SH CH VBOS THE KENTUCKIAN owned by Mr J M Irvine.