Auction houses and galleries that have dealt in works by Gregory O'Brien.

Contact one or more of the auction houses and galleries listed below if you are interested in buying or selling a work by this artist.

Auction house Number sold Value sold, AUD
Cordy's 6 2,767
Dunbar Sloane 8 2,662
Art+Object 2 1,217
Webb's 1 438
International Art Centre 1 249
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