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Dog Breeds Wary of Strangers

Ninety seven breeds are recorded as wary of strangers, and guardian type dogs shape this list. Working and guardian breeds contribute 48 members, with giant breeds alone accounting for 30. The contrast in size is sharp: the Chihuahua weighs 3 to 6 pounds, while the Bakharwal weighs 154 to 198 pounds. Lifespans across the whole group run from 6 to 16 years.

97Breeds on this list
5 to 35 inHeight span
3 to 230 lbWeight span
6 to 16 yrsLifespan span

What this trait means

Wary of strangers is a recorded value for how a breed is generally described as responding to unfamiliar people. This page includes only breeds recorded with exactly that value, drawn from the 469 breeds that have a stranger response recorded. Breeds recorded as friendly or reserved have their own separate pages and are not counted here. Wary describes a cautious general tendency around people the dog does not know, which is different from behaviour toward family and familiar visitors. In everyday handling, that usually calls for calm, controlled introductions, clear boundaries for visitors, steady lead management in busy places and respect for the space a cautious dog needs around unfamiliar people.

Standout picks, chosen by rule

The standouts below are picked by rule, never by taste: lightest and heaviest on mid range weight, longest lived on mid range lifespan, shortest at the shoulder, plus a member of the most common family in the set. The lightest member is the Chihuahua, recorded at 3 to 6 lb. At the heavy end stands the Bakharwal, whose recorded weight is 154 to 198 lb. The longest lived member is the Chihuahua, recorded at 14 to 16 years. The shortest member at the shoulder is the Chihuahua, recorded at 5 to 8 inches. The Akbash represents the working and guardian breeds, the family with the most members in this set at 48 of 97.

Every breed on the list

Read the set in the table, lightest first. Each breed links to its own profile and to its similar breeds page, and the figures beside it are the recorded ones: the set spans 5 to 35 inches in height, 3 to 230 lb in weight and 6 to 16 years in lifespan.

By size class the set is top heavy with large dogs, 32 of 97; the smallest contingent is the toy class at 3.

BreedSizeHeightWeightLifespanFamily
Chihuahua
similar breeds
Toy5 to 8 in3 to 6 lb14 to 16 yrsCompanion and toy breeds
Mi-Ki
similar breeds
Toy7 to 11 in4 to 10 lb12 to 16 yrsCompanion and toy breeds
Bolonka
similar breeds
Toy7 to 11 in4 to 11 lb12 to 16 yrsCompanion and toy breeds
Alopekis
similar breeds
Small8 to 12 in7 to 18 lb12 to 14 yrsCompanion and toy breeds
Kokoni
similar breeds
Small9 to 13 in8 to 18 lb13 to 15 yrsCompanion and toy breeds
Markiesje
similar breeds
Small13 to 14 in13 to 15 lb13 to 15 yrsCompanion and toy breeds
Argentine Pila
similar breeds
Small9 to 16 in9 to 20 lb12 to 14 yrsCompanion and toy breeds
Dutch Smoushond
similar breeds
Small14 to 17 in20 to 24 lb12 to 14 yrsCompanion and toy breeds
Ecuadorian Hairless Dog
similar breeds
Small14 to 18 in18 to 26 lb12 to 14 yrsCompanion and toy breeds
Basenji
similar breeds
Small16 to 17 in22 to 24 lb13 to 14 yrsCompanion and toy breeds
Telomian
similar breeds
Small15 to 19 in18 to 28 lb12 to 15 yrsCompanion and toy breeds
Cantabrian Water Dog
similar breeds
Medium16 to 18 in27 to 38 lb11 to 14 yrsCompanion and toy breeds
Austrian Pinscher
similar breeds
Medium17 to 20 in26 to 40 lb12 to 14 yrsTerriers and pinschers
Kintamani
similar breeds
Medium16 to 20 in29 to 37 lb12 to 14 yrsCompanion and toy breeds
Taiwan Dog
similar breeds
Medium17 to 21 in26 to 40 lb11 to 14 yrsCompanion and toy breeds
German Pinscher
similar breeds
Medium17 to 20 in25 to 45 lb12 to 14 yrsTerriers and pinschers
Black Mouth Cur
similar breeds
Medium16 to 25 in35 to 40 lb11 to 14 yrsCompanion and toy breeds
Blue Lacy
similar breeds
Medium18 to 21 in25 to 50 lb11 to 14 yrsCompanion and toy breeds
Schnauzer
similar breeds
Medium18 to 20 in30 to 45 lb13 to 16 yrsTerriers and pinschers
Standard Schnauzer
similar breeds
Medium18 to 20 in30 to 45 lb13 to 16 yrsTerriers and pinschers
Treeing Tennessee Brindle
similar breeds
Medium16 to 24 in30 to 50 lb11 to 14 yrsCompanion and toy breeds
Jindo
similar breeds
Medium18 to 22 in33 to 51 lb12 to 15 yrsWorking and guardian breeds
Australian Cattle Dog
similar breeds
Medium17 to 20 in35 to 50 lb12 to 16 yrsWorking and guardian breeds
Shikoku
similar breeds
Medium17 to 21 in31 to 55 lb10 to 12 yrsWorking and guardian breeds
Chongqing
similar breeds
Medium14 to 20 in33 to 55 lb10 to 12 yrsCompanion and toy breeds
Kishu
similar breeds
Medium17 to 22 in30 to 60 lb11 to 14 yrsWorking and guardian breeds
McNab
similar breeds
Medium15 to 22 in35 to 65 lb12 to 15 yrsCompanion and toy breeds
Czechoslovakian Wolfdog
similar breeds
Medium24 to 28 in44 to 57 lb10 to 12 yrsCompanion and toy breeds
Shar Pei
similar breeds
Medium18 to 20 in45 to 60 lb8 to 12 yrsWorking and guardian breeds
Rajapalayam
similar breeds
Medium23 to 30 in48 to 58 lb10 to 12 yrsCompanion and toy breeds
Aidi
similar breeds
Medium21 to 24 in51 to 59 lb11 to 14 yrsCompanion and toy breeds
Hokkaido
similar breeds
Medium18 to 20 in44 to 66 lb12 to 15 yrsWorking and guardian breeds
Continental Bulldog
similar breeds
Medium16 to 20 in45 to 66 lb10 to 12 yrsCompanion and toy breeds
Armant
similar breeds
Medium21 to 23 in50 to 64 lb12 to 14 yrsCompanion and toy breeds
Appenzeller Sennenhund
similar breeds
Medium19 to 23 in48 to 70 lb12 to 14 yrsWorking and guardian breeds
Olde English Bulldogge
similar breeds
Large16 to 20 in50 to 80 lb9 to 12 yrsCompanion and toy breeds
German Shepherd
similar breeds
Large22 to 26 in50 to 90 lb7 to 10 yrsWorking and guardian breeds
Giant Schnauzer
similar breeds
Large24 to 28 in55 to 85 lb12 to 15 yrsTerriers and pinschers
Himalayan Sheepdog
similar breeds
Large20 to 30 in51 to 90 lb9 to 12 yrsWorking and guardian breeds
Pastor Garafiano
similar breeds
Large22 to 26 in53 to 88 lb9 to 12 yrsCompanion and toy breeds
Alano Español
similar breeds
Large23 to 26 in55 to 88 lb10 to 12 yrsCompanion and toy breeds
Serrano Bulldog
similar breeds
Large18 to 22 in55 to 88 lb10 to 12 yrsCompanion and toy breeds
South Russian Ovcharka
similar breeds
Large24 to 26 in66 to 77 lb9 to 12 yrsWorking and guardian breeds
Alapaha Blue Blood Bulldog
similar breeds
Large18 to 24 in55 to 90 lb11 to 13 yrsCompanion and toy breeds
Hovawart
similar breeds
Large23 to 28 in55 to 90 lb10 to 14 yrsWorking and guardian breeds
Karst Shepherd
similar breeds
Large21 to 25 in55 to 90 lb10 to 12 yrsWorking and guardian breeds
Africanis
similar breeds
Large20 to 25 in55 to 99 lb11 to 12 yrsCompanion and toy breeds
Doberman Pinscher
similar breeds
Large24 to 28 in60 to 100 lb10 to 12 yrsCompanion and toy breeds
Romanian Raven Shepherd Dog
similar breeds
Large24 to 28 in70 to 90 lb12 to 14 yrsWorking and guardian breeds
Bull Arab
similar breeds
Large23 to 27 in66 to 95 lb10 to 12 yrsCompanion and toy breeds
Campeiro Bulldog
similar breeds
Large19 to 22 in68 to 93 lb9 to 12 yrsCompanion and toy breeds
Šarplaninac
similar breeds
Large22 to 26 in66 to 99 lb10 to 12 yrsCompanion and toy breeds
Maremmano-Abruzzese Sheepdog
similar breeds
Large24 to 29 in66 to 100 lb10 to 14 yrsWorking and guardian breeds
Slovak Cuvac
similar breeds
Large23 to 28 in70 to 97 lb10 to 12 yrsWorking and guardian breeds
Cimarrón Uruguayo
similar breeds
Large22 to 26 in73 to 99 lb10 to 12 yrsCompanion and toy breeds
Tornjak
similar breeds
Large24 to 28 in62 to 110 lb12 to 14 yrsWorking and guardian breeds
American Bulldog
similar breeds
Large20 to 26 in60 to 115 lb9 to 12 yrsCompanion and toy breeds
American Bully
similar breeds
Large14 to 20 in66 to 110 lb10 to 12 yrsCompanion and toy breeds
Bucovina Shepherd Dog
similar breeds
Large24 to 28 in68 to 108 lb12 to 14 yrsWorking and guardian breeds
Carpathian Shepherd Dog
similar breeds
Large23 to 29 in77 to 110 lb12 to 14 yrsWorking and guardian breeds
Dogo Argentino
similar breeds
Large24 to 27 in88 to 100 lb9 to 15 yrsWorking and guardian breeds
Komondor
similar breeds
Large25 to 30 in80 to 110 lb10 to 12 yrsWorking and guardian breeds
Central Asian Shepherd Dog
similar breeds
Large26 to 28 in88 to 110 lb9 to 12 yrsWorking and guardian breeds
Greek Shepherd
similar breeds
Large24 to 28 in88 to 110 lb10 to 12 yrsWorking and guardian breeds
Castro Laboreiro Dog
similar breeds
Large22 to 26 in89 to 110 lb11 to 13 yrsCompanion and toy breeds
Akita
similar breeds
Large24 to 28 in70 to 130 lb10 to 14 yrsWorking and guardian breeds
Cane Corso
similar breeds
Giant23.5 to 27.5 in90 to 110 lb9 to 12 yrsWorking and guardian breeds
Pyrenean Mountain Dog
similar breeds
Giant25 to 32 in85 to 120 lb10 to 12 yrsWorking and guardian breeds
Estrela Mountain Dog
similar breeds
Giant24 to 30 in77 to 132 lb7 to 10 yrsWorking and guardian breeds
Rafeiro do Alentejo
similar breeds
Giant25 to 29 in77 to 132 lb7 to 10 yrsCompanion and toy breeds
Tatra Shepherd Dog
similar breeds
Giant24 to 28 in80 to 130 lb10 to 12 yrsWorking and guardian breeds
Karakachan
similar breeds
Giant24 to 30 in88 to 125 lb10 to 12 yrsWorking and guardian breeds
Presa Canario
similar breeds
Giant22 to 26 in84 to 130 lb9 to 11 yrsWorking and guardian breeds
Rottweiler
similar breeds
Large22 to 27 in80 to 135 lb9 to 10 yrsCompanion and toy breeds
Kuvasz
similar breeds
Giant26 to 30 in82 to 137 lb10 to 12 yrsWorking and guardian breeds
Akbash
similar breeds
Giant20 to 34 in77 to 143 lb10 to 12 yrsWorking and guardian breeds
Tibetan Mastiff
similar breeds
Giant24 to 30 in70 to 150 lb10 to 12 yrsWorking and guardian breeds
Bullmastiff
similar breeds
Giant24 to 27 in100 to 130 lb7 to 9 yrsWorking and guardian breeds
Romanian Mioritic Shepherd Dog
similar breeds
Giant26 to 30 in100 to 130 lb12 to 14 yrsWorking and guardian breeds
Kangal Shepherd Dog
similar breeds
Giant28 to 33 in90 to 145 lb12 to 14 yrsWorking and guardian breeds
Broholmer
similar breeds
Giant28 to 30 in88 to 154 lb7 to 10 yrsWorking and guardian breeds
Armenian Gampr
similar breeds
Giant24 to 30 in100 to 145 lb10 to 12 yrsWorking and guardian breeds
Newfoundland
similar breeds
Giant25 to 29 in100 to 150 lb8 to 10 yrsWorking and guardian breeds
Aksaray Malaklisi
similar breeds
Giant26 to 31 in110 to 145 lb10 to 12 yrsCompanion and toy breeds
Landseer
similar breeds
Giant26 to 31 in110 to 150 lb8 to 10 yrsWorking and guardian breeds
Leonberger
similar breeds
Giant25 to 32 in90 to 170 lb7 to 9 yrsWorking and guardian breeds
Neapolitan Mastiff
similar breeds
Giant24 to 31 in110 to 150 lb7 to 10 yrsWorking and guardian breeds
Caucasian Shepherd Dog
similar breeds
Giant25 to 30 in99 to 170 lb10 to 12 yrsWorking and guardian breeds
Tosa
similar breeds
Giant21 to 32 in100 to 170 lb10 to 12 yrsWorking and guardian breeds
Cão de Gado Transmontano
similar breeds
Giant27 to 34 in110 to 165 lb7 to 10 yrsCompanion and toy breeds
Boerboel
similar breeds
Giant22 to 27 in110 to 175 lb9 to 11 yrsWorking and guardian breeds
Spanish Mastiff
similar breeds
Giant28 to 35 in110 to 175 lb10 to 12 yrsWorking and guardian breeds
Pyrenean Mastiff
similar breeds
Giant28 to 32 in120 to 180 lb10 to 12 yrsWorking and guardian breeds
St. Bernard
similar breeds
Giant26 to 35 in120 to 180 lb8 to 10 yrsWorking and guardian breeds
Bully Kutta
similar breeds
Giant30 to 33 in132 to 198 lb7 to 10 yrsCompanion and toy breeds
English Mastiff
similar breeds
Giant27 to 32 in120 to 230 lb6 to 10 yrsWorking and guardian breeds
Bakharwal
similar breeds
Giant24 to 30 in154 to 198 lb7 to 10 yrsCompanion and toy breeds
How this list was built: the members are the breeds recorded as wary of strangers in the breed records, taken from the records held for all 469 breeds with a recorded value for this trait. A breed with no recorded value is left off, never guessed. Standout picks are read off the same table by the fixed rules stated above.

Keep exploring

This page covers one recorded value of one trait. The other values the records hold for the same trait are linked below, each with its own member list.

More values of this trait

Frequently asked questions

How many dog breeds are on this list?

This page lists 97 breeds. The trait is recorded for 469 breeds across the site, and the 97 above are those recorded as wary of strangers in the breed records.

What are the smallest and largest breeds on this list?

At one end, the Chihuahua, recorded at 3 to 6 lb; at the other, the Bakharwal, recorded at 154 to 198 lb. The rest of the set sits in between.

Do any of these breeds live especially long?

The Chihuahua carries the longest recorded lifespan of the set, 14 to 16 years. Across the whole list, recorded lifespans run 6 to 16 years.