Home / Traits / 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.
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.
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.
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.
| Breed | Size | Height | Weight | Lifespan | Family |
|---|---|---|---|---|---|
| Chihuahua similar breeds | Toy | 5 to 8 in | 3 to 6 lb | 14 to 16 yrs | Companion and toy breeds |
| Mi-Ki similar breeds | Toy | 7 to 11 in | 4 to 10 lb | 12 to 16 yrs | Companion and toy breeds |
| Bolonka similar breeds | Toy | 7 to 11 in | 4 to 11 lb | 12 to 16 yrs | Companion and toy breeds |
| Alopekis similar breeds | Small | 8 to 12 in | 7 to 18 lb | 12 to 14 yrs | Companion and toy breeds |
| Kokoni similar breeds | Small | 9 to 13 in | 8 to 18 lb | 13 to 15 yrs | Companion and toy breeds |
| Markiesje similar breeds | Small | 13 to 14 in | 13 to 15 lb | 13 to 15 yrs | Companion and toy breeds |
| Argentine Pila similar breeds | Small | 9 to 16 in | 9 to 20 lb | 12 to 14 yrs | Companion and toy breeds |
| Dutch Smoushond similar breeds | Small | 14 to 17 in | 20 to 24 lb | 12 to 14 yrs | Companion and toy breeds |
| Ecuadorian Hairless Dog similar breeds | Small | 14 to 18 in | 18 to 26 lb | 12 to 14 yrs | Companion and toy breeds |
| Basenji similar breeds | Small | 16 to 17 in | 22 to 24 lb | 13 to 14 yrs | Companion and toy breeds |
| Telomian similar breeds | Small | 15 to 19 in | 18 to 28 lb | 12 to 15 yrs | Companion and toy breeds |
| Cantabrian Water Dog similar breeds | Medium | 16 to 18 in | 27 to 38 lb | 11 to 14 yrs | Companion and toy breeds |
| Austrian Pinscher similar breeds | Medium | 17 to 20 in | 26 to 40 lb | 12 to 14 yrs | Terriers and pinschers |
| Kintamani similar breeds | Medium | 16 to 20 in | 29 to 37 lb | 12 to 14 yrs | Companion and toy breeds |
| Taiwan Dog similar breeds | Medium | 17 to 21 in | 26 to 40 lb | 11 to 14 yrs | Companion and toy breeds |
| German Pinscher similar breeds | Medium | 17 to 20 in | 25 to 45 lb | 12 to 14 yrs | Terriers and pinschers |
| Black Mouth Cur similar breeds | Medium | 16 to 25 in | 35 to 40 lb | 11 to 14 yrs | Companion and toy breeds |
| Blue Lacy similar breeds | Medium | 18 to 21 in | 25 to 50 lb | 11 to 14 yrs | Companion and toy breeds |
| Schnauzer similar breeds | Medium | 18 to 20 in | 30 to 45 lb | 13 to 16 yrs | Terriers and pinschers |
| Standard Schnauzer similar breeds | Medium | 18 to 20 in | 30 to 45 lb | 13 to 16 yrs | Terriers and pinschers |
| Treeing Tennessee Brindle similar breeds | Medium | 16 to 24 in | 30 to 50 lb | 11 to 14 yrs | Companion and toy breeds |
| Jindo similar breeds | Medium | 18 to 22 in | 33 to 51 lb | 12 to 15 yrs | Working and guardian breeds |
| Australian Cattle Dog similar breeds | Medium | 17 to 20 in | 35 to 50 lb | 12 to 16 yrs | Working and guardian breeds |
| Shikoku similar breeds | Medium | 17 to 21 in | 31 to 55 lb | 10 to 12 yrs | Working and guardian breeds |
| Chongqing similar breeds | Medium | 14 to 20 in | 33 to 55 lb | 10 to 12 yrs | Companion and toy breeds |
| Kishu similar breeds | Medium | 17 to 22 in | 30 to 60 lb | 11 to 14 yrs | Working and guardian breeds |
| McNab similar breeds | Medium | 15 to 22 in | 35 to 65 lb | 12 to 15 yrs | Companion and toy breeds |
| Czechoslovakian Wolfdog similar breeds | Medium | 24 to 28 in | 44 to 57 lb | 10 to 12 yrs | Companion and toy breeds |
| Shar Pei similar breeds | Medium | 18 to 20 in | 45 to 60 lb | 8 to 12 yrs | Working and guardian breeds |
| Rajapalayam similar breeds | Medium | 23 to 30 in | 48 to 58 lb | 10 to 12 yrs | Companion and toy breeds |
| Aidi similar breeds | Medium | 21 to 24 in | 51 to 59 lb | 11 to 14 yrs | Companion and toy breeds |
| Hokkaido similar breeds | Medium | 18 to 20 in | 44 to 66 lb | 12 to 15 yrs | Working and guardian breeds |
| Continental Bulldog similar breeds | Medium | 16 to 20 in | 45 to 66 lb | 10 to 12 yrs | Companion and toy breeds |
| Armant similar breeds | Medium | 21 to 23 in | 50 to 64 lb | 12 to 14 yrs | Companion and toy breeds |
| Appenzeller Sennenhund similar breeds | Medium | 19 to 23 in | 48 to 70 lb | 12 to 14 yrs | Working and guardian breeds |
| Olde English Bulldogge similar breeds | Large | 16 to 20 in | 50 to 80 lb | 9 to 12 yrs | Companion and toy breeds |
| German Shepherd similar breeds | Large | 22 to 26 in | 50 to 90 lb | 7 to 10 yrs | Working and guardian breeds |
| Giant Schnauzer similar breeds | Large | 24 to 28 in | 55 to 85 lb | 12 to 15 yrs | Terriers and pinschers |
| Himalayan Sheepdog similar breeds | Large | 20 to 30 in | 51 to 90 lb | 9 to 12 yrs | Working and guardian breeds |
| Pastor Garafiano similar breeds | Large | 22 to 26 in | 53 to 88 lb | 9 to 12 yrs | Companion and toy breeds |
| Alano Español similar breeds | Large | 23 to 26 in | 55 to 88 lb | 10 to 12 yrs | Companion and toy breeds |
| Serrano Bulldog similar breeds | Large | 18 to 22 in | 55 to 88 lb | 10 to 12 yrs | Companion and toy breeds |
| South Russian Ovcharka similar breeds | Large | 24 to 26 in | 66 to 77 lb | 9 to 12 yrs | Working and guardian breeds |
| Alapaha Blue Blood Bulldog similar breeds | Large | 18 to 24 in | 55 to 90 lb | 11 to 13 yrs | Companion and toy breeds |
| Hovawart similar breeds | Large | 23 to 28 in | 55 to 90 lb | 10 to 14 yrs | Working and guardian breeds |
| Karst Shepherd similar breeds | Large | 21 to 25 in | 55 to 90 lb | 10 to 12 yrs | Working and guardian breeds |
| Africanis similar breeds | Large | 20 to 25 in | 55 to 99 lb | 11 to 12 yrs | Companion and toy breeds |
| Doberman Pinscher similar breeds | Large | 24 to 28 in | 60 to 100 lb | 10 to 12 yrs | Companion and toy breeds |
| Romanian Raven Shepherd Dog similar breeds | Large | 24 to 28 in | 70 to 90 lb | 12 to 14 yrs | Working and guardian breeds |
| Bull Arab similar breeds | Large | 23 to 27 in | 66 to 95 lb | 10 to 12 yrs | Companion and toy breeds |
| Campeiro Bulldog similar breeds | Large | 19 to 22 in | 68 to 93 lb | 9 to 12 yrs | Companion and toy breeds |
| Šarplaninac similar breeds | Large | 22 to 26 in | 66 to 99 lb | 10 to 12 yrs | Companion and toy breeds |
| Maremmano-Abruzzese Sheepdog similar breeds | Large | 24 to 29 in | 66 to 100 lb | 10 to 14 yrs | Working and guardian breeds |
| Slovak Cuvac similar breeds | Large | 23 to 28 in | 70 to 97 lb | 10 to 12 yrs | Working and guardian breeds |
| Cimarrón Uruguayo similar breeds | Large | 22 to 26 in | 73 to 99 lb | 10 to 12 yrs | Companion and toy breeds |
| Tornjak similar breeds | Large | 24 to 28 in | 62 to 110 lb | 12 to 14 yrs | Working and guardian breeds |
| American Bulldog similar breeds | Large | 20 to 26 in | 60 to 115 lb | 9 to 12 yrs | Companion and toy breeds |
| American Bully similar breeds | Large | 14 to 20 in | 66 to 110 lb | 10 to 12 yrs | Companion and toy breeds |
| Bucovina Shepherd Dog similar breeds | Large | 24 to 28 in | 68 to 108 lb | 12 to 14 yrs | Working and guardian breeds |
| Carpathian Shepherd Dog similar breeds | Large | 23 to 29 in | 77 to 110 lb | 12 to 14 yrs | Working and guardian breeds |
| Dogo Argentino similar breeds | Large | 24 to 27 in | 88 to 100 lb | 9 to 15 yrs | Working and guardian breeds |
| Komondor similar breeds | Large | 25 to 30 in | 80 to 110 lb | 10 to 12 yrs | Working and guardian breeds |
| Central Asian Shepherd Dog similar breeds | Large | 26 to 28 in | 88 to 110 lb | 9 to 12 yrs | Working and guardian breeds |
| Greek Shepherd similar breeds | Large | 24 to 28 in | 88 to 110 lb | 10 to 12 yrs | Working and guardian breeds |
| Castro Laboreiro Dog similar breeds | Large | 22 to 26 in | 89 to 110 lb | 11 to 13 yrs | Companion and toy breeds |
| Akita similar breeds | Large | 24 to 28 in | 70 to 130 lb | 10 to 14 yrs | Working and guardian breeds |
| Cane Corso similar breeds | Giant | 23.5 to 27.5 in | 90 to 110 lb | 9 to 12 yrs | Working and guardian breeds |
| Pyrenean Mountain Dog similar breeds | Giant | 25 to 32 in | 85 to 120 lb | 10 to 12 yrs | Working and guardian breeds |
| Estrela Mountain Dog similar breeds | Giant | 24 to 30 in | 77 to 132 lb | 7 to 10 yrs | Working and guardian breeds |
| Rafeiro do Alentejo similar breeds | Giant | 25 to 29 in | 77 to 132 lb | 7 to 10 yrs | Companion and toy breeds |
| Tatra Shepherd Dog similar breeds | Giant | 24 to 28 in | 80 to 130 lb | 10 to 12 yrs | Working and guardian breeds |
| Karakachan similar breeds | Giant | 24 to 30 in | 88 to 125 lb | 10 to 12 yrs | Working and guardian breeds |
| Presa Canario similar breeds | Giant | 22 to 26 in | 84 to 130 lb | 9 to 11 yrs | Working and guardian breeds |
| Rottweiler similar breeds | Large | 22 to 27 in | 80 to 135 lb | 9 to 10 yrs | Companion and toy breeds |
| Kuvasz similar breeds | Giant | 26 to 30 in | 82 to 137 lb | 10 to 12 yrs | Working and guardian breeds |
| Akbash similar breeds | Giant | 20 to 34 in | 77 to 143 lb | 10 to 12 yrs | Working and guardian breeds |
| Tibetan Mastiff similar breeds | Giant | 24 to 30 in | 70 to 150 lb | 10 to 12 yrs | Working and guardian breeds |
| Bullmastiff similar breeds | Giant | 24 to 27 in | 100 to 130 lb | 7 to 9 yrs | Working and guardian breeds |
| Romanian Mioritic Shepherd Dog similar breeds | Giant | 26 to 30 in | 100 to 130 lb | 12 to 14 yrs | Working and guardian breeds |
| Kangal Shepherd Dog similar breeds | Giant | 28 to 33 in | 90 to 145 lb | 12 to 14 yrs | Working and guardian breeds |
| Broholmer similar breeds | Giant | 28 to 30 in | 88 to 154 lb | 7 to 10 yrs | Working and guardian breeds |
| Armenian Gampr similar breeds | Giant | 24 to 30 in | 100 to 145 lb | 10 to 12 yrs | Working and guardian breeds |
| Newfoundland similar breeds | Giant | 25 to 29 in | 100 to 150 lb | 8 to 10 yrs | Working and guardian breeds |
| Aksaray Malaklisi similar breeds | Giant | 26 to 31 in | 110 to 145 lb | 10 to 12 yrs | Companion and toy breeds |
| Landseer similar breeds | Giant | 26 to 31 in | 110 to 150 lb | 8 to 10 yrs | Working and guardian breeds |
| Leonberger similar breeds | Giant | 25 to 32 in | 90 to 170 lb | 7 to 9 yrs | Working and guardian breeds |
| Neapolitan Mastiff similar breeds | Giant | 24 to 31 in | 110 to 150 lb | 7 to 10 yrs | Working and guardian breeds |
| Caucasian Shepherd Dog similar breeds | Giant | 25 to 30 in | 99 to 170 lb | 10 to 12 yrs | Working and guardian breeds |
| Tosa similar breeds | Giant | 21 to 32 in | 100 to 170 lb | 10 to 12 yrs | Working and guardian breeds |
| Cão de Gado Transmontano similar breeds | Giant | 27 to 34 in | 110 to 165 lb | 7 to 10 yrs | Companion and toy breeds |
| Boerboel similar breeds | Giant | 22 to 27 in | 110 to 175 lb | 9 to 11 yrs | Working and guardian breeds |
| Spanish Mastiff similar breeds | Giant | 28 to 35 in | 110 to 175 lb | 10 to 12 yrs | Working and guardian breeds |
| Pyrenean Mastiff similar breeds | Giant | 28 to 32 in | 120 to 180 lb | 10 to 12 yrs | Working and guardian breeds |
| St. Bernard similar breeds | Giant | 26 to 35 in | 120 to 180 lb | 8 to 10 yrs | Working and guardian breeds |
| Bully Kutta similar breeds | Giant | 30 to 33 in | 132 to 198 lb | 7 to 10 yrs | Companion and toy breeds |
| English Mastiff similar breeds | Giant | 27 to 32 in | 120 to 230 lb | 6 to 10 yrs | Working and guardian breeds |
| Bakharwal similar breeds | Giant | 24 to 30 in | 154 to 198 lb | 7 to 10 yrs | Companion and toy breeds |
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.
The traits hub: every trait list on the site, grouped by kind.
The breeds index: every breed profile on the site, A to Z.
Put any two breeds side by side and read the differences trait by trait.
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.
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.
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.