Some dog breeds that are hypoallergenic and good for people who suffer from allergies to dogs are.
Chinese Crested Dog, Bichon Frise, Poodle, Soft Coated Wheaten Terrier, Portuguese Water dog, Maltese Dog, Kerry Blue Terrier, Yorkshire Terrier, Havanese Dog, Bedlington Terrier, Coton de Tulear, Irish water Spaniel, Afghan Hound and the Basenji.
Those dogs are better for allergy sufferers but even hypoallergenic dogs can cause allergies with some people it's just that these dog breeds shed less than other dog breeds that are not hypoallergenic.