Try these curated collections

Sad dog lying on floor at home. Cute pet looking at camera
Vector illustration of a sitting dog with tear
Photos of shelter dogs living in fenced boxes. Dogs have medical care, quality nutrition until adoption, regular walks and socializing with other dogs and people.

The dog lies comfortably on a yellow bed. Close-up portrait.Banner
Sad white and brown stray dog standing on a road looking back
The dog sleep on the floor looking camera like thinking somthing, feeling sad
Yellow labrador retriever behind wooden fence
Sad dog in cage watching the world from the other side of the fence
Very sad dog. The dog is sick and misses its owner.
poor puppy
Sweet, pretty puppy of chocolate color. Close-up, indoor. Day light. Concept of care, education, obedience training, raising pets
Funny Sleepy Pug Dog with gum in the eye sleep rest on floor
Close-up of a French Bulldog, isolated on white
Close-up face of Cute pug puppy dog sleeping. It is hoped the boss will come back soon
Young stray dog sleeping
Skeptic sad border collie dog thinking & dont know what to do in park looks depressed. Homeless witty dog sad eyes thinking - look side. Collie dog sad eyes closeup hanging on bench. Collie thinking
Cute baby dog with sad eyes in Sri Lanka
Homeless abandoned stray dog ​​with very sad smart eyes
A very sad puppy. Crying and is waiting for his owner.
pug with sad eyes sitting at the table
Cute Dog (dog, scared, frightened)
Sad Dog Face
French bulldog dog waiting for owner at the door
Dog head icon. Flat style. Cartoon dog face. Vector illustration isolated on white. Silhouette simple. Animal Logotype concept. Logo design template.
Dog head icon. Flat style. Cartoon dog face. Vector illustration isolated on white. Silhouette simple. Animal Logotype concept. Logo design template.
cute english bulldog isolated on white background
Sad puppy dog ​​looking behind a gate. Beautiful portrait, close up.
Cute Welsh Corgi sitting sad. Element for your design, print, chat, sticker.  Vector illustration of Corgi dog shows unhappy emotion in flat cartoon style on blue background. Emoticon.
Dog head icon. Flat style. Cartoon dog face. Vector illustration isolated on white. Silhouette simple. Animal Logotype concept. Logo design template.
Dog Looking Out a Window, Waiting for his Human to Come Home
Dog Pug on car making serious face and boring feeling so sad
cute border collie dog portrait in studio
Dog head icon. Flat style. Cartoon dog face. Vector illustration isolated on white. Silhouette simple. Animal Logotype concept. Logo design template.
Stray dog behind the corral of a dog refuge
A sad-looking street dog with folded ears looks at the camera
Sad looking cocker spaniel puppy dog sitting isolated on a white background
sad jack Russel on green meadow
Sad golden retriever dog get bored of food.Golden retriever dog laying down by the bowl of dog food and ignoring it.
Funny Sleepy Fat Pug Dog with gum in the eye sleep rest on mat floor
loyal dog sad eyes
a chocolate lab pouting
dog
Close-up horizontal portrait of a dog with a miserable expression on its face looking up
Dog of St. Bernard collection in Vector illustration of Pets in trendy flat style isolated on white.
The Annoying and cruel face of watch Beagle dog is placing his hand under the chin and narrowing on the eye. Please do not disturb and pass the entry and do not get messy when sleepy.
adorable dog pug breed making angry face and serious face on blue background,Pug Purebred Dog Concept
closeup portrait sad homeless abandoned dog in shelter for dogs
Very sad dog. Sad border Terrier. Clever dog. The dog is sick and misses his owner. Terrier needs trimming.
pets face icons
The dog looks out the window, the rain outside the window, the Yorkshire terrier
The sad puppy lies. Drawing by hand in vintage style. Children's drawing. A little spotty puppy. Sad eyes. The dog lies.
Black pug dog isolated on a white background
Chihuahua crying
Lovable, pretty puppy of chocolate color. Close-up, indoor.
Sad dog in shelter. Pet waiting for home. Dogs missing owner. Dogs missing place to stay like home. Sad dog face. Dog waiting for owner. Missing dog in shelter. Animal shelter. Animal sadness.

Search for "sad dog face" in these categories

Save animals- weak and sad dog. Save planet Earth, save wildlife. 
Many people and NGO are working for animals and wildlife.
Dog head icon. Flat style. Cartoon dog face. Vector illustration isolated on white. Silhouette simple. Animal Logotype concept. Logo design template.
Dogs cute kawaii linear characters. Thin line icon set. Squinting Golden Retriever and Great Dane. Angry Bernese dog. Kissing Maltese. Vector isolated outline illustration. Editable stroke
Close up view of the of a stray dog's paw behind the corral of a dog refuge
Pretty sad dog with sad eyes
Puppy illness. Sad dog is bored
A very sad dog (looks like he is thinking of his girl, which is very far away)
Dog face. Logo. Vector set.
Close-up face of Cute pug puppy dog sleeping rest open eye by chin and tongue lay down on laminate floor
Sick dog facing wide angle camera on white background
Latin Woman Love Pet Dog
Sad puppy laying down outside on a deck.
lovely lonely white fat cute pug dog laying on the concrete garage floor looking at camera with blur home outdoor surrounding bokeh background under morning sunlight
Sad tan scruffy stray dog sitting
merry muzzle dogs, vector illustration
Dog Head Cartoon Emoji Vector Set of 23
Vector set isolated emotion puppy dog. Collection funny dogs in cartoon style. Stock Illustrations isolated emoji character stickers with different emotions for site, print, reports, comics, web
Basset Hound in a fox muzzle hat on gray striped background. Vector illustration.
Adorable, but sad and lonely dog laying down on the sofa.
Beagle dog sleeping on a couch. Closeup of paws and canine muzzle
The dog looks out the window, the rain outside the window, the Yorkshire terrier
dog sad alone
hiding covering both eyes dog
Color line icon set of Corgi Dog Emoji Emoticon Expression. Pixel perfect icons
Illustration of an anorexic dog on a white background
Dogs heads emoticons vector set.
Portrait of sad dog Basset Hound on a green background. Vector illustration.
sad weimaraner dog puppy trick in autumn nature
little boy with best friend looking through window
Puppy put his head between your his paws. Isolated on white background
Puppy Diseases, Common Illnesses to Watch for in Puppies. Sick Beagle Puppy is lying on dog bed on the floor. Sad sick beagle at home
puppy lying on the ground black and white tonbe
Cute little terrier crossbreed dog looking out a window with morning light illuminating his face
Collection of various dog breeds faces expressions. Easy editable layered vector illustration
Set of cute Shiba Inu puppy emoticons with different expressions. Funny dog emoji faces. Simple cartoon vector illustration.
dog sad alone.
Adorable red / abricot Labradoodle dog puppy, layingflat face down facing front, looking towards camera with shiny dark eyes. Isolated on white background. Mouth closed, head on floor.
Sadness old dog breed labrador retriever looking like use the sad eyes appeal to his owner. Abandoned dog poor want people to adopt.
Labrador retriever dog in the car looks through the rear window. Selective focus.
A dog looking sadly at the window. Irish Red and White Setter.
Cute Red Head Puppy With Strong Magical  Eyes. He Is Six Months Old.
 Sad and lonely dog laying down on floor.
Sad, unhappy dog lies in front of a bowl of dry food. Concept of refusal to eat food for pets, veterinary diseases
German shepherd looks out the window. A dog with sad eyes looks through an open window in winter. German Shepherd dog with sad eyes. Yard dog on a chain. Man's best friend.
Close-up Face of Cute Pug Puppy Dog Looking Out a Window, alone like forsake and waiting owner with copy space for label text
Vector Set Of Cute Cartoon Dog Icons Isolated
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