* Schnauzers (Standard, Miniature, and Giant): Perhaps the most iconic "bearded" dogs. They have a very pronounced, square-shaped beard and bushy eyebrows.
* Scottish Terrier: These dogs have a long beard that combined with their eyebrows gives them a dignified appearance.
* Brussels Griffon: These little dogs have a delightful beard and mustache.
* Airedale Terrier: The largest of the terriers, Airedales have a wiry coat and a prominent beard.
* Lhasa Apso: Their long facial hair naturally creates a beard effect if not trimmed short.
* Shih Tzu: Similar to Lhasa Apsos, Shih Tzus have long facial hair that can form a beard if allowed to grow.
* Bearded Collie: While their entire face is covered in hair, the hair around their muzzle often gives the impression of a substantial beard.
* Briard: Briards have a long coat with a long beard.
* Old English Sheepdog: With their long, shaggy coats, Old English Sheepdogs often have a lot of hair around their muzzle, creating a beard-like effect.
* Soft-Coated Wheaten Terrier: They have a soft, wavy coat, and their facial hair tends to grow into a soft beard.
* Cairn Terrier: These small, hardy terriers have a shaggy coat and a wiry beard.
* Dandie Dinmont Terrier: This distinctive terrier breed sports a "mustache" and "beard" which are characteristic of the breed.
While these breeds are known for their beards, keep in mind that grooming plays a significant role in how pronounced the beard appears. Regular trimming and maintenance will affect the shape and length of the facial hair.
Are there any other features you would like to know about any of these breeds?