Sealyham Terrier

Dog Breed Information and Pictures

Sealyham Terrier Temperament,

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The Sealyham Terrier Temperament is Courageous, Friendly, Independent and Stubborn

The Sealyham Terrier or “Sealy” originated in the County of Pembrokshire, Wales, from native Welsh breeds between 1850 and 1890, A Certain Captain Edwardes of Sealyham wanted to promote the ideal terrier, and in so doing utilised the stock of several breeds, including the Corgi to create a terrier that was adept at quarrying for Badger, Fox and Otters.

The breed was first shown at a local fair in Wales circa 1903, before being introduced into the the United States and recognized by the AKC in 1911 where its good looks made it a show ring natural.The Sealyham rapidly grew in popularity, not only because of its ability in the show ring but also because of its' hunting excellence.

Dandie Dinmont Terrier west highland white terrier

Dandie Dinmont Terrier

West Highland WhiteTerrier

Sealyham Terrier Information and  Breed Notes

Sealyham Terrier Temperament

In many ways a typical Terrier in that the Sealyham is strong willed with a mind of his own. They can be frustratingly stubborn during training requiring a determined owner with plenty of patience.

They retain a high hunting instinct and will chase just about anything if given half a chance, they can be scrappy with other dogs (even aggressive) and won't usually back down from a fight.

Having said that the Sealy is a very loyal breed and devoted to their owners,  A Sealyham Terrier’s temperament means they are generally friendly, even their aloofness with strangers, will fade quickly as they get to know them.

Description: The Sealyham Terrier dog breed is small and powerful, rectangular in shape and head, heavily bearded with small dark eyes, a large black nose and ears folded level on top of their head. Though small in stature its short legs have a great deal of strength capable of surprisingly fast bursts of speed and agility.

Children: Care should be taken, this dog will not tolerate teasing or being provoked and will growl or snap, will also bear a grudge against an individual that mistreats it. Best with responsible older children. There are much more suitable dog breeds that are good with children.

Protection level: Low but has a powerful bark that makes him sound much larger.

Other Animals. Need to be socialised early as they can be argumentative with other dogs especially ones of the same sex and will happily fight. Strong hunting instincts, will chase and kill or injure smaller animals unless raised with them or properly trained.

Exercise: moderate exercise, a daily walk or good play session will keep the Sealy happy, energetic outdoors, relaxed inside.

Training Can be a challenge to train, quick to learn but stubborn, prone to undermining master's authority.

Shedding: Light Shed

Coat: Harsh coarse, straight weather resistant outer coat, soft dense undercoat

Grooming: A lot of  grooming required show dogs will require hand stripping with regular clipping ok for pets.

Considered to be a suitable dog breed for allergy sufferers.

Health:  Generally healthy but Lens Luxation is a particular concern for the Sealyham, also retinal displasia.

Finding  a reputable breeder and ensuring adequate pet insurance will of course always bring extra peace of mind regards the well being of your furry friend.

  The Ideal Sealyham Terrier Owner is ...

Patient, firm and consistent who likes to groom and train their dog. Not for the inexperienced or weak willed owner.

As always if you like this breed, please do the research  and ensure that you are choosing the right dog for your own lifestyle. For more information, why not visit this breeds national club or learn more about different  types of small dog breeds.

Do You Have A Sealyham Terrier ? We would love love to hear your story, why not upload a picture and share your experiences, tell us why the are your favourite breed. Do You Have A Related Question? - Just ask and we will be happy to help .


 The American Kennel Club and Others

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© 2010-2015 Choosing-A-Dog-Made-Easy. All rights Reserved.Not intended to replace professional opinion or recommendation. Always consult your vet for advice about the medical condition of your pet.

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Older Children


Ease Of Training

Novice Owners

Breed Popularity

Breed Health




Other Dogs

Shedding Amount

 Younger Children


Active Lifestyle


Apartment Living

Cats Or Small Pets

How many registrations per year that are made for this breed. Generally breeds are popular for a reason and high popularity breeds are often a great place to start your search.

How willing and able this breed is to protect you, your family and your  home , how territorial they are and how dominant they can be. This is not necessarily  a sign of how aggressive the breed is.

Not to be confused with protection/guarding this is how alert , how vocal and how trusting your dog is. Even tiny dogs can make great watchdogs.

Being able to physically manage your dog is a vital consideration, dogs are much stronger than humans pound for pound.

 Breed Stats At A Glance:  1-5 Scale 5 is most or best 1 is least or worst

Nearly all dogs are trainable, some breeds  however are inherently more stubborn, wilful, lazy or less intelligent than others. Stubborn and stupid is a bad combo, Clever and eager is a good combo!

A variable combination of trainability, inherent temperament, dominance or natural aggression make some breeds less suitable for the novice owner  than others.

Older children are much more able to understand how to treat their dog appropriately. Parents must guage the maturity of their own children before choosing a dog.

Very young children are liable to annoy or provoke a dog and can injure smaller ones through rough play. They can themselves be knocked down or accidentally hurt by a larger or over enthusiastic dog.

A combination of how naturally active this breed is and how much daily exercise they will need. Under stimulated dogs can develop unwanted problem behaviours such as excessive barking, chewing and digging.

Some breeds happily live in apartments as long as they get enough daily exercise. Some however need big yards and lots of space. Some breeds bark a lot  so think of your neighbours!

Some breeds love nothing more than snuggling up on the couch with you whilst others are much more aloof.

Playfulness represents how eager, willing and exuberant your furry pal will be when it comes to getting down and joining in the fun.

Representing yearly averages as some breeds only shed seasonally, some shed throughout the year, and some hardly shed or dont shed at all.

How much upkeep you will need to do to keep your dog looking their best and being healthy, grooming, brushing, cleaning and  bathing etc.

All dogs can suffer health problems. Some breeds however, either through over breeding or inbreeding are more prone to serious congenital disorders than others.

How well does this breed naturally get on with other dogs? Proper socialization will mitigate most  intolerance. Intact  males generally are more problematic with other intact  males

Some breeds have naturally higher prey drives than others, however nearly all dogs can live with small animals providing they are introduced young enough and are well socialized.

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