Basenji: Often referred to as the "barkless dog," Basenjis are known for their minimal barking. They make other unique vocalizations instead.
Bulldog: Bulldogs are generally calm and laid-back, and they don't tend to be very vocal unless provoked.
Newfoundland: These gentle giants are known for their calm demeanor and are not typically prone to barking excessively.
Borzoi: Borzois are a quiet and elegant breed, known for their grace and silence.
Shiba Inu: Shiba Inus are generally reserved and quiet dogs, although they can be quite expressive in other ways.
Irish Wolfhound: These giant dogs are known for their gentle and quiet nature. They rarely bark without a reason.
Great Dane: Despite their imposing size, Great Danes are known for their gentle disposition and relatively low tendency to bark without cause.