Mastiff

The Gentle Giant
Mastiffs are enormous, affectionate protectors who are calm, quiet, and deeply loyal.

Experienced Owner

Ideal for calm, experienced owners who can manage their size and sensitivity.

Tail Of The Tape

Trait
Low
High
Height
27.5
in
30
in
Weight
160
lbs
230
lbs
Lifespan
10
yrs
12
yrs
Activity Needs
Low
Low
Low
Low
Low-energy, prefers lounging with short daily walks. Needs space and stability.
Trainability
Average
Average
Average
Willing to learn but moves at their own pace—consistency is key.
kid compatability
No Kids
No Kids
Excellent with other pets. Best in homes without small children due to size.
grooming needs
Low
Low
Low
Short coat is easy to maintain. Wipe down regularly; minimal shedding.
noise level
Quiet
Quiet
Quiet
Very quiet overall. Will alert bark only when necessary.
Good for Allergies
No
No
Not ideal for allergy-sensitive homes—produces dander and drool.

What It's Like To Own One

Living with a Mastiff feels like having a living weighted blanket that also keeps you safe. They're sweet, stoic, and dignified—even when they're drooling on your floor. They're content to just be near you, taking up space in the most loving way possible.\n\nThey're emotionally aware, deeply loyal, and slow to act but quick to love. With the right match, they’re incredibly grounding.

Personality Snapshot

• Huge but gentle\n• Calm and confident\n• Strong protective instinct\n• Low maintenance coat\n• Needs structure and gentle leadership

Breed Embodiment

Morgan Freeman
Wise, calm, and full of soul

Fictional Owners

Brienne of Tarth
Loyal, huge, and built to protect
Ron Swanson
Quiet, dignified, and secretly very soft
Hagrid
Big heart, bigger presence, softest soul

Where They Want To Live

Needs a home with physical and emotional space. Best in quiet, stable environments with someone who values loyalty over flash.

Dating Profile

I’m massive, mellow, and madly in love with you. Want to hang on the porch and guard the vibes?

Things To Know

• Needs space and calm\n• Gentle giant—not great for small kids\n• Prone to overheating\n• May drool and snore\n• Needs emotional connection

Gear Guide

• Orthopedic bed (giant-sized)\n• Cooling mat or vest\n• Slow feeder bowl\n• Drool cloth (seriously)\n• Extra-wide harness

Bottom Line

Mastiffs are massive, mellow protectors who thrive on trust and routine. A low-energy, high-love companion for those who value stillness and strength.